user: You are a structured reasoning expert tasked with solving problems step by step. 
You first think about the reasoning process in the mind and then provide the answer. The reasoning process and answer should be enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> reasoning process here </think> <answer> answer here </answer>. 
Given a question and the associated knowledge graph triplets (entity, relation, entity), you are asked to answer the question with these triplets and your own knowledge. 
You can break down the original question into several sub-questions and explore the given knowledge graph to solve them step-by-step. If there are multiple possible answers, choose one as the final answer. 
After thinking, when you finally reach a conclusion, clearly state the answer within <answer> </answer> tags, i.e., <answer> answer here </answer>. 
Question: What is the time zone near the San Francisco International Airport? 
Knowledge Triplets: Michigan, location.location.time_zones, Eastern Time Zone
Johnston Atoll, freebase.valuenotation.is_reviewed, Time zone(s)
Saint Thomas, freebase.valuenotation.is_reviewed, Time zone(s)
Ted, aviation.airline.focus_cities, Los Angeles International Airport
Renaissance San Francisco Stanford Court Hotel, common.topic.article, m.02q7byj
West Virginia, location.location.time_zones, Eastern Time Zone
San Francisco International Airport, common.topic.notable_for, g.1255x3kbq
m.025b87q, aviation.airline_airport_presence.airport, San Francisco International Airport
San Mateo County, location.location.time_zones, Pacific Time Zone
O'Hare International Airport, location.location.containedby, United States of America
Sacramento Executive Airport, aviation.airport.hub_for, Pacific Air Lines
John F. Kennedy International Airport, aviation.airport.hub_for, Pan American World Airways
United States of America, location.location.time_zones, Samoa Time Zone
San Francisco International Airport, common.topic.image, SFOApril2005
South Dakota, location.location.time_zones, Mountain Time Zone
Saint Thomas, location.location.time_zones, Atlantic Time Zone
Idaho, location.location.time_zones, Pacific Time Zone
United p.s., aviation.airline.focus_cities, John F. Kennedy International Airport
m.045xcv4, common.webpage.topic, San Francisco International Airport
San Francisco International Airport, aviation.airport.serves, San Mateo County
United Express, aviation.airline.hubs, Los Angeles International Airport
Seattle–Tacoma International Airport, common.topic.notable_types, Airport
United States of America, location.location.time_zones, Atlantic Time Zone
San Francisco International Airport, aviation.airport.hub_for, Pacific Air Lines
Georgia, location.location.time_zones, Eastern Time Zone
Magnum Force, film.film.featured_film_locations, San Francisco
Americas, location.location.time_zones, Eastern Time Zone
Rocky Mountains, location.location.time_zones, Central Time Zone
San Francisco International Airport, aviation.airport.serves, Renaissance San Francisco Stanford Court Hotel
Renaissance San Francisco Stanford Court Hotel, common.topic.notable_for, g.12553vmkl
Residence Inn San Francisco Airport/Oyster Point Waterfront, location.location.nearby_airports, San Francisco International Airport
San Francisco International Airport, aviation.airport.serves, Courtyard San Francisco Larkspur Landing/Marin County
Residence Inn San Francisco Airport/Oyster Point Waterfront, common.topic.notable_types, Accommodation
North America, freebase.valuenotation.is_reviewed, Time zone(s)
San Francisco International Airport, aviation.airport.focus_city_for, LAN Airlines
Pacific Air Lines, aviation.airline.hubs, San Francisco International Airport
San Francisco International Airport, aviation.airport.hub_for, SkyWest Airlines
Los Angeles International Airport, aviation.airport.focus_city_for, Virgin America
m.04fnprn, travel.transportation.travel_destination, San Francisco
Courtyard San Francisco Airport/Oyster Point  Waterfront, travel.hotel.operated_by, Marriott International
Courtyard San Francisco Airport/Oyster Point  Waterfront, travel.hotel.operating_brand, Courtyard by Marriott
4INFO  Headquarters, location.location.nearby_airports, San Francisco International Airport
San Francisco International Airport, aviation.airport.focus_city_for, United p.s.
Ted, aviation.airline.focus_cities, Washington Dulles International Airport
Vermont, location.location.time_zones, Eastern Time Zone
The Lodge at Sonoma Renaissance Resort & Spa, location.location.nearby_airports, Oakland International Airport
Colorado, freebase.valuenotation.is_reviewed, Time zone(s)
Renaissance San Francisco Stanford Court Hotel, common.topic.image, san-francisco-nob-hill-hotel
Courtyard San Antonio Medical Center, location.location.nearby_airports, San Francisco International Airport
Samoa Time Zone, time.time_zone.locations_in_this_time_zone, United States of America
Residence Inn San Francisco Airport/Oyster Point Waterfront, common.topic.webpage, m.0n28x5b
Alaska, location.location.time_zones, Alaska Time Zone
Texas, location.location.time_zones, Mountain Time Zone
Missouri, location.location.time_zones, Central Time Zone
Barnstable County, location.location.time_zones, Eastern Time Zone
m.04fnprn, travel.transportation.transport_terminus, Oakland International Airport
Chicago, location.location.time_zones, Central Time Zone
Residence Inn San Francisco Airport/Oyster Point Waterfront, location.location.street_address, m.0n28v4x
Denver International Airport, location.location.containedby, United States of America
Courtyard San Francisco Airport, common.topic.notable_types, Accommodation
Americas, freebase.valuenotation.is_reviewed, Time zone(s)
Renaissance San Francisco Stanford Court Hotel, location.location.street_address, m.0p0nnx7
San Francisco International Airport, aviation.airport.hub_for, Virgin America
Chicago, location.location.nearby_airports, O'Hare International Airport
San Francisco International Airport, common.topic.image, International Terminal of San Francisco International Airport2
High Anxiety, film.film.featured_film_locations, San Francisco International Airport
Americas, location.location.time_zones, Atlantic Time Zone
Montana, location.location.time_zones, Mountain Time Zone
South Dakota, freebase.valuenotation.is_reviewed, Time zone(s)
What's Up, Doc?, film.film.featured_film_locations, San Francisco
O'Hare International Airport, aviation.airport.serves, Chicago
United p.s., aviation.airline.focus_cities, Los Angeles International Airport
John F. Kennedy International Airport, aviation.airport.focus_city_for, Virgin America
Los Angeles International Airport, aviation.airport.hub_for, Virgin America
San Francisco International Airport, aviation.airport.focus_city_for, Pan American World Airways
San Francisco International Airport, base.schemastaging.context_name.pronunciation, m.01316ql_
Washington Dulles International Airport, aviation.airport.focus_city_for, Ted
Colorado, location.location.time_zones, Mountain Time Zone
San Carlos Airport, location.location.containedby, San Mateo County
Denver International Airport, common.topic.notable_types, Airport
San Francisco International Airport, location.location.containedby, San Francisco
Florida, location.location.time_zones, Central Time Zone
San Francisco International Airport, aviation.airport.airport_type, Public airport
San Diego International Airport, common.topic.notable_types, Airport
New Hampshire, location.location.time_zones, Eastern Time Zone
Oklahoma, location.location.time_zones, Central Time Zone
Courtyard San Francisco Airport/Oyster Point  Waterfront, common.topic.notable_for, g.1jlfwdqdq
m.04fnprn, travel.transportation.transport_terminus, San Francisco International Airport
North America, location.location.time_zones, Pacific Time Zone
Ohio, location.location.time_zones, Eastern Time Zone
San Francisco International Airport, location.location.street_address, m.0w_sn90
San Francisco International Airport, aviation.airport.serves, 4INFO  Headquarters
Residence Inn San Francisco Airport/Oyster Point Waterfront, location.location.geolocation, m.0n28vf2
Courtyard San Francisco Larkspur Landing/Marin County, common.topic.notable_types, Accommodation
Airport, aviation.waypoint_type.waypoints_of_this_type, San Francisco International Airport
Oakland International Airport, aviation.airport.serves, Hyatt Regency San Francisco Airport
International Terminal of San Francisco International Airport2, common.image.appears_in_topic_gallery, San Francisco International Airport
m.01xptnq, aviation.airport_runway.airport, San Francisco International Airport
Virgin America, aviation.airline.focus_cities, San Francisco International Airport
Wake Island, freebase.valuenotation.is_reviewed, Time zone(s)
Residence Inn San Francisco Airport/Oyster Point Waterfront, common.topic.notable_for, g.125f54674
San Francisco International Airport, aviation.airport.hub_for, Pacific Southwest Airlines
Pan American World Airways, aviation.airline.focus_cities, San Francisco International Airport
2007 San Francisco International Airport runway incursion, common.topic.image, Sfo runway incursion aircraft
Ted, aviation.airline.focus_cities, O'Hare International Airport
Rocky Mountains, location.location.time_zones, Mountain Time Zone
John F. Kennedy International Airport, aviation.airport.hub_for, United p.s.
San Carlos Airport, location.location.time_zones, Pacific Time Zone
San Carlos Airport, common.topic.notable_types, Airport
Chamorro Time Zone, time.time_zone.locations_in_this_time_zone, Northern Mariana Islands
San Francisco International Airport, common.image.appears_in_topic_gallery, San Francisco International Airport
Courtyard San Francisco Airport, travel.accommodation.accommodation_type, Hotel
Renaissance San Francisco Stanford Court Hotel, common.topic.notable_types, Accommodation
San Francisco International Airport, aviation.aviation_waypoint.waypoint_type, Airport
San Francisco International Airport, aviation.airport.serves, Residence Inn San Francisco Airport/Oyster Point Waterfront
m.01xptng, aviation.airport_runway.surface, Asphalt
m.0704q80, location.mailing_address.citytown, San Francisco
Colorado River, location.location.time_zones, Mountain Time Zone
United Airlines, aviation.airline.hubs, O'Hare International Airport
Asiana Airlines Flight 214, time.event.locations, San Francisco International Airport
High Anxiety, film.film.featured_film_locations, San Francisco
Courtyard San Francisco Larkspur Landing/Marin County, travel.hotel.operating_brand, Courtyard by Marriott
San Francisco International Airport, aviation.airport.serves, Best Western Premier Ivy Hotel Napa Valley
United States of America, location.location.time_zones, Chamorro Time Zone
Canada, location.location.time_zones, Central Time Zone
m.0110h30m, common.topic.notable_types, Location
Los Angeles International Airport, aviation.airport.hub_for, United Airlines
North Carolina, location.location.time_zones, Eastern Time Zone
m.01xptp6, aviation.airport_runway.airport, San Francisco International Airport
Delaware, location.location.time_zones, Eastern Time Zone
Buena Vista city, location.location.time_zones, Eastern Time Zone
m.043wpm7, military.casualties.combatant, United States of America
m.0110h30m, location.location.time_zones, Pacific Time Zone
Courtyard San Francisco Larkspur Landing/Marin County, travel.hotel.operated_by, Marriott International
Renaissance San Francisco Stanford Court Hotel, location.location.geolocation, m.0p0nm_s
Pacific Southwest Airlines, aviation.airline.hubs, San Diego International Airport
Kentucky, location.location.time_zones, Eastern Time Zone
Los Angeles International Airport, aviation.airport.hub_for, SkyWest Airlines
Pacific Southwest Airlines, aviation.airline.hubs, Los Angeles International Airport
Chamorro Time Zone, time.time_zone.locations_in_this_time_zone, United States of America
Virgin America, aviation.airline.focus_cities, San Diego International Airport
San Francisco, location.administrative_division.country, United States of America
Canada, location.location.time_zones, Pacific Time Zone
2007 San Francisco International Airport runway incursion, aviation.airliner_accident.accident_type, Runway incursion
m.01xptnz, aviation.airport_runway.airport, San Francisco International Airport
San Francisco International Airport, common.image.size, m.0klk12
Americas, location.location.time_zones, Central Time Zone
San Francisco International Airport, common.topic.article, m.01l4xt
Tennessee, location.location.time_zones, Eastern Time Zone
O'Hare International Airport, aviation.airport.hub_for, United Express
San Francisco International Airport, aviation.airport.focus_city_for, Virgin America
United p.s., aviation.airline.hubs, San Francisco International Airport
m.07w1_k9, base.newsevents.news_report.event, 2007 San Francisco International Airport runway incursion
United p.s., aviation.airline.focus_cities, San Francisco International Airport
Hyatt Regency San Francisco Airport, travel.hotel.drinking_establishments, Knuckles Sports Bar
San Diego International Airport, aviation.airport.hub_for, Pacific Southwest Airlines
m.0mypwnp, common.webpage.topic, Renaissance San Francisco Stanford Court Hotel
O'Hare International Airport, aviation.airport.focus_city_for, Ted
O'Hare International Airport, common.topic.notable_types, Airport
Courtyard San Francisco Airport/Oyster Point  Waterfront, location.location.nearby_airports, San Francisco International Airport
Virgin America, aviation.airline.focus_cities, Los Angeles International Airport
Canada, location.location.time_zones, Atlantic Time Zone
Nevada, location.location.time_zones, Mountain Time Zone
Cowlitz County, freebase.valuenotation.is_reviewed, Time zone(s)
San Francisco International Airport, aviation.airport.serves, Courtyard San Francisco Airport
San Francisco, film.film_location.featured_in_films, Magnum Force
North Dakota, location.location.time_zones, Mountain Time Zone
United States of America, location.location.time_zones, Alaska Time Zone
Courtyard San Francisco Airport, travel.hotel.operating_brand, Courtyard by Marriott
San Francisco, location.location.time_zones, Pacific Time Zone
Virginia, location.location.time_zones, Eastern Time Zone
m.0w4bgsz, aviation.aviation_incident_aircraft_relationship.flight_destination, San Francisco International Airport
SFOApril2005, common.image.appears_in_topic_gallery, San Francisco International Airport
m.0n28x5b, common.webpage.topic, Residence Inn San Francisco Airport/Oyster Point Waterfront
South Carolina, location.location.time_zones, Eastern Time Zone
New York City, location.location.nearby_airports, John F. Kennedy International Airport
United States of America, location.location.time_zones, Hawaii-Aleutian Time Zone
Renaissance San Francisco Stanford Court Hotel, symbols.namesake.named_after, Leland Stanford
San Francisco, location.administrative_division.second_level_division_of, United States of America
New Orleans, location.location.time_zones, Central Time Zone
San Francisco International Airport, common.topic.image, San Francisco International Airport
Canada, freebase.valuenotation.is_reviewed, Time zone(s)
Mount Cook, location.location.time_zones, Pacific Time Zone
Oakland International Airport, location.location.containedby, United States of America
California, location.location.time_zones, Pacific Time Zone
San Carlos Airport, aviation.airport.serves, 4INFO  Headquarters
United States of America, freebase.valuenotation.is_reviewed, Time zone(s)
Indiana, location.location.time_zones, Central Time Zone
Illinois, location.location.time_zones, Central Time Zone
m.0110h30m, location.location.nearby_airports, San Carlos Airport
San Francisco International Airport, aviation.airport.serves, 4INFO  Headquarters
San Francisco, location.location.containedby, California
United p.s., aviation.airline.hubs, Los Angeles International Airport
San Francisco, location.us_county.county_seat, San Francisco
Denver International Airport, aviation.airport.hub_for, Ted
San Francisco, film.film_location.featured_in_films, What's Up, Doc?
United States of America, location.location.time_zones, Pacific Time Zone
4INFO  Headquarters, location.location.nearby_airports, San Carlos Airport
Virgin America, aviation.airline.hubs, Los Angeles International Airport
Residence Inn San Francisco Airport/Oyster Point Waterfront, travel.hotel.operating_brand, Residence Inn by Marriott
Cowlitz County, location.location.time_zones, Pacific Time Zone
Courtyard San Francisco Airport, travel.hotel.operated_by, Marriott International
Mississippi, location.location.time_zones, Central Time Zone
Arlington County, location.location.time_zones, Eastern Time Zone
Time zone(s), rdf-schema#domain, Location
Sacramento Executive Airport, location.location.containedby, United States of America
San Francisco International Airport, aviation.airport.hub_for, United Airlines
San Francisco, base.biblioness.bibs_location.state, California
m.04hwqy0, common.topic.notable_types, Location
John F. Kennedy International Airport, common.topic.notable_types, Airport
SkyWest Airlines, aviation.airline.hubs, San Francisco International Airport
Washington, D.C., location.location.time_zones, Eastern Time Zone
Guam, freebase.valuenotation.is_reviewed, Time zone(s)
San Mateo County, location.location.nearby_airports, San Francisco International Airport
Pacific Southwest Airlines Flight 1771, aviation.airliner_accident.flight_destination, San Francisco International Airport
Denver International Airport, aviation.airport.hub_for, United Express
United States of America, location.location.time_zones, Pacific Time Zone
San Francisco International Airport, aviation.airport.serves, San Mateo County
American Samoa, freebase.valuenotation.is_reviewed, Time zone(s)
Los Angeles International Airport, aviation.airport.hub_for, United Express
San Francisco International Airport, aviation.airport.focus_city_for, Ted
Washington Dulles International Airport, aviation.airport.hub_for, United Express
Arizona, location.location.time_zones, Mountain Time Zone
San Francisco International Airport, aviation.airport.runway_information, m.01xptnz
2007 San Francisco International Airport runway incursion, time.event.locations, San Francisco International Airport
Arkansas, location.location.time_zones, Central Time Zone
Americas, location.location.time_zones, Alaska Time Zone
United Airlines, aviation.airline.hubs, Los Angeles International Airport
Hyatt Regency San Francisco Airport, common.topic.notable_types, Accommodation
Canada, location.location.time_zones, Eastern Time Zone
Massachusetts, location.location.time_zones, Eastern Time Zone
Renaissance San Francisco Stanford Court Hotel, common.topic.webpage, m.0mypwnp
Denver International Airport, aviation.airport.serves, Colorado
Sacramento Executive Airport, location.location.containedby, California
South Dakota, location.location.time_zones, Central Time Zone
LAN Airlines, aviation.airline.focus_cities, San Francisco International Airport
Courtyard San Francisco Airport/Oyster Point  Waterfront, location.location.street_address, m.0wk271c
Courtyard San Francisco Larkspur Landing/Marin County, location.location.street_address, m.0x0k336
San Francisco International Airport, aviation.airport.runway_information, m.01xptnq
Public airport, aviation.airport_type.airports_of_this_type, San Francisco International Airport
Los Angeles International Airport, location.location.time_zones, Pacific Time Zone
St. Clair County, location.location.time_zones, Central Time Zone
Los Angeles International Airport, aviation.airport.airport_type, Public airport
Residence Inn San Francisco Airport/Oyster Point Waterfront, common.topic.image, residence-inn-san-francisco-ca-hotel-exterior.jpg
San Carlos Airport, aviation.airport.serves, m.0110h30m
Ted, aviation.airline.focus_cities, San Francisco International Airport
San Francisco International Airport, location.location.events, 2007 San Francisco International Airport runway incursion
Washington Dulles International Airport, location.location.containedby, United States of America
San Francisco International Airport, common.topic.notable_types, Airport
Minnesota, location.location.time_zones, Central Time Zone
Los Angeles International Airport, film.film_location.featured_in_films, High Anxiety
Indiana, location.location.time_zones, Eastern Time Zone
Time zone(s), type.property.schema, Location
San Francisco International Airport, location.location.events, Asiana Airlines Flight 214
Canada, location.location.time_zones, Mountain Time Zone
m.01xptng, aviation.airport_runway.airport, San Francisco International Airport
m.0110h30m, location.location.nearby_airports, San Francisco International Airport
Kentucky, location.location.time_zones, Central Time Zone
San Francisco, freebase.valuenotation.is_reviewed, Time zone(s)
Americas, location.location.time_zones, Pacific Time Zone
San Francisco International Airport, aviation.airport.serves, The Lodge at Sonoma Renaissance Resort & Spa
San Francisco International Airport, aviation.airport.runway_information, m.01xptng
Hyatt Regency San Francisco Airport, travel.accommodation.accommodation_type, Hotel
United Airlines, aviation.airline.hubs, San Francisco International Airport
San Francisco International Airport, aviation.airport.runway_information, m.01xptp6
Courtyard San Mateo Foster City, location.location.nearby_airports, San Francisco International Airport
Los Angeles International Airport, aviation.airport.focus_city_for, United p.s.
Tennessee, location.location.time_zones, Central Time Zone
San Francisco International Airport, film.film_location.featured_in_films, What's Up, Doc?
m.0110h30m, location.location.time_zones, Pacific Time Zone
Asiana Airlines Flight 214, aviation.airliner_accident.accident_site, San Francisco International Airport
San Francisco International Airport, aviation.airport.serves, Best Western Premier Ivy Hotel Napa Valley
Renaissance San Francisco Stanford Court Hotel, location.location.nearby_airports, Oakland International Airport
United States of America, location.location.time_zones, Eastern Time Zone
m.01xptp6, aviation.airport_runway.surface, Asphalt
Samoa Time Zone, time.time_zone.locations_in_this_time_zone, American Samoa
International Terminal of San Francisco International Airport2, common.image.size, m.04s5w9g
United States of America, location.location.time_zones, Mountain Time Zone
Louisiana, location.location.time_zones, Central Time Zone
Palmyra Atoll, freebase.valuenotation.is_reviewed, Time zone(s)
Oakland County, location.location.time_zones, Eastern Time Zone
Oakland International Airport, aviation.airport.serves, Renaissance San Francisco Stanford Court Hotel
Los Angeles International Airport, aviation.airport.focus_city_for, Pan American World Airways
Utah, location.location.time_zones, Mountain Time Zone
2007 San Francisco International Airport runway incursion, common.topic.notable_for, g.1259t_mlg
United p.s., aviation.airline.hubs, John F. Kennedy International Airport
Courtyard San Francisco Airport/Oyster Point  Waterfront, common.topic.notable_types, Accommodation
Nevada, location.location.time_zones, Pacific Time Zone
Best Western Premier Ivy Hotel Napa Valley, location.location.nearby_airports, San Francisco International Airport
Best Western Premier Ivy Hotel Napa Valley, location.location.time_zones, Pacific Time Zone
North Dakota, location.location.time_zones, Central Time Zone
San Francisco International Airport, aviation.airport.serves, San Francisco
San Francisco International Airport, location.location.containedby, United States of America
John F. Kennedy International Airport, location.location.containedby, New York
Texas, location.location.time_zones, Central Time Zone
Washington Dulles International Airport, aviation.airport.serves, Washington, D.C.
m.01xptnq, aviation.airport_runway.surface, Asphalt
Pan American World Airways, aviation.airline.focus_cities, O'Hare International Airport
San Diego International Airport, aviation.airport.focus_city_for, Virgin America
Colorado, location.location.nearby_airports, Denver International Airport
Pennsylvania, location.location.time_zones, Eastern Time Zone
Oakland International Airport, aviation.airport.serves, The Lodge at Sonoma Renaissance Resort & Spa
San Diego International Airport, location.location.containedby, United States of America
Renaissance San Francisco Stanford Court Hotel, location.location.nearby_airports, San Francisco International Airport
Americas, location.location.time_zones, Mountain Time Zone
San Francisco, travel.travel_destination.how_to_get_here, m.04fnprn
Idaho, location.location.time_zones, Mountain Time Zone
Maryland, location.location.time_zones, Eastern Time Zone
San Francisco, location.location.containedby, United States of America
4INFO  Headquarters, location.location.time_zones, Pacific Time Zone
Alaska, freebase.valuenotation.is_reviewed, Time zone(s)
United Express, aviation.airline.hubs, O'Hare International Airport
Seattle–Tacoma International Airport, location.location.containedby, United States of America
Courtyard San Francisco Larkspur Landing/Marin County, location.location.nearby_airports, San Francisco International Airport
Kansas, location.location.time_zones, Central Time Zone
San Francisco International Airport, aviation.airport.serves, m.0110h30m
Courtyard San Francisco Airport, common.topic.notable_for, g.12v_h4zsc
San Francisco International Airport, aviation.airport.serves, Hyatt Regency San Francisco Airport
New York City, location.location.time_zones, Eastern Time Zone
San Francisco, base.biblioness.bibs_topic.is_really, San Francisco
North America, location.location.time_zones, Eastern Time Zone
Texas, freebase.valuenotation.is_reviewed, Time zone(s)
Saint Croix, U.S. Virgin Islands, location.location.time_zones, Atlantic Time Zone
Oregon, location.location.time_zones, Mountain Time Zone
O'Hare International Airport, aviation.airport.hub_for, United Airlines
Oakland International Airport, travel.transport_terminus.travel_destinations_served, m.04fnprn
O'Hare International Airport, location.location.containedby, Chicago
Pacific Southwest Airlines, aviation.airline.hubs, San Francisco International Airport
North America, location.location.time_zones, Alaska Time Zone
Chamorro Time Zone, time.time_zone.locations_in_this_time_zone, Guam
Nebraska, location.location.time_zones, Central Time Zone
San Francisco International Airport, aviation.airport.serves, m.0110h30m
2007 San Francisco International Airport runway incursion, common.topic.notable_types, Event
Los Angeles International Airport, aviation.airport.focus_city_for, Ted
United States of America, location.location.time_zones, Central Time Zone
John F. Kennedy International Airport, aviation.airport.focus_city_for, United p.s.
San Francisco International Airport, location.location.geolocation, m.02wt5r7
San Francisco International Airport, location.location.containedby, California
United States of America, location.location.partiallycontains, m.012m7xfc
California, location.location.time_zones, Pacific Time Zone
m.0110h30m, location.location.geolocation, m.0110h35z
San Francisco International Airport, aviation.airport.serves, Courtyard San Francisco Airport/Oyster Point  Waterfront
Hyatt Regency San Francisco Airport, travel.hotel.drinking_establishments, Cascades Wine Bar
George Bush Intercontinental Airport, location.location.containedby, United States of America
New Jersey, location.location.time_zones, Eastern Time Zone
Rhode Island, location.location.time_zones, Eastern Time Zone
Washington Dulles International Airport, aviation.airport.focus_city_for, Virgin America
Samoa Time Zone, time.time_zone.locations_in_this_time_zone, Palmyra Atoll
Residence Inn San Francisco Airport/Oyster Point Waterfront, travel.hotel.operated_by, Marriott International
High Anxiety, film.film.featured_film_locations, Los Angeles International Airport
Hawaii, location.location.time_zones, Hawaii-Aleutian Time Zone
Renaissance San Francisco Stanford Court Hotel, travel.hotel.restaurants_in_hotel, Aurea
Washington Dulles International Airport, common.topic.notable_types, Airport
San Mateo, location.location.time_zones, Pacific Time Zone
Best Western Premier Ivy Hotel Napa Valley, location.location.time_zones, Pacific Time Zone
Courtyard San Francisco Airport, location.location.nearby_airports, San Francisco International Airport
San Francisco International Airport, aviation.airport.hub_for, United Express
Denver International Airport, location.location.time_zones, Mountain Time Zone
Johnston Atoll, location.location.time_zones, Hawaii-Aleutian Time Zone
San Francisco International Airport, location.location.containedby, United States of America
San Francisco International Airport, aviation.airport.airlines, m.025b87q
Marshall Islands, freebase.valuenotation.is_reviewed, Time zone(s)
Courtyard San Francisco Airport/Oyster Point  Waterfront, location.location.geolocation, m.0wk26gn
Red River of the North, location.location.time_zones, Central Time Zone
Courtyard San Francisco Airport/Oyster Point  Waterfront, travel.hotel.restaurants_in_hotel, The Bistro
Colorado River, location.location.time_zones, Pacific Time Zone
Washington, D.C., location.location.nearby_airports, Washington Dulles International Airport
Los Angeles International Airport, aviation.airport.hub_for, Pacific Southwest Airlines
Courtyard San Francisco Larkspur Landing/Marin County, common.topic.notable_for, g.12vqg_7c4
Courtyard San Francisco Airport, location.location.street_address, m.0x1lnz3
Pan American World Airways, aviation.airline.focus_cities, Los Angeles International Airport
Northern Mariana Islands, freebase.valuenotation.is_reviewed, Time zone(s)
Washington Dulles International Airport, aviation.airport.hub_for, United Airlines
Guam, location.location.time_zones, Chamorro Time Zone
Hyatt Regency San Francisco Airport, location.location.nearby_airports, Oakland International Airport
Manhattan, location.location.time_zones, Eastern Time Zone
San Francisco International Airport, travel.transport_terminus.travel_destinations_served, m.04fnprn
m.01xptnz, aviation.airport_runway.surface, Asphalt
Funny People, film.film.featured_film_locations, San Francisco International Airport
Magnum Force, film.film.featured_film_locations, San Francisco International Airport
Kansas, location.location.time_zones, Mountain Time Zone
United Express, aviation.airline.hubs, San Francisco International Airport
O'Hare International Airport, aviation.airport.focus_city_for, Pan American World Airways
Denver International Airport, aviation.airport.hub_for, United Airlines
North America, location.location.time_zones, Central Time Zone
United States of America, location.country.administrative_divisions, San Francisco
Residence Inn San Francisco Airport/Oyster Point Waterfront, common.topic.article, m.0n28tmk
Los Angeles International Airport, aviation.airport.hub_for, United p.s.
San Francisco, location.location.nearby_airports, San Francisco International Airport
Oakland International Airport, common.topic.notable_types, Airport
4INFO  Headquarters, location.location.time_zones, Pacific Time Zone
Nebraska, location.location.time_zones, Mountain Time Zone
San Francisco International Airport, aviation.airport.serves, San Francisco
San Francisco International Airport, film.film_location.featured_in_films, Magnum Force
San Francisco, film.film_location.featured_in_films, High Anxiety
North America, location.location.time_zones, Mountain Time Zone
San Francisco International Airport, location.location.containedby, California
Iowa, location.location.time_zones, Central Time Zone
San Francisco International Airport, aviation.airport.hub_for, United p.s.
The Lodge at Sonoma Renaissance Resort & Spa, location.location.nearby_airports, San Francisco International Airport
What's Up, Doc?, film.film.featured_film_locations, San Francisco International Airport
San Francisco International Airport, common.topic.webpage, m.045xcv4
San Francisco International Airport, aviation.airport.serves, Courtyard San Antonio Medical Center
San Francisco, location.location.time_zones, Pacific Time Zone
Wisconsin, location.location.time_zones, Central Time Zone
Hawaii, freebase.valuenotation.is_reviewed, Time zone(s)
Northern Mariana Islands, location.location.time_zones, Chamorro Time Zone
Renaissance San Francisco Stanford Court Hotel, travel.hotel.operated_by, Marriott International
Alaska, location.location.time_zones, Hawaii-Aleutian Time Zone
Maine, location.location.time_zones, Eastern Time Zone
Oregon, location.location.time_zones, Pacific Time Zone
Saint Croix, U.S. Virgin Islands, freebase.valuenotation.is_reviewed, Time zone(s)
North America, location.location.time_zones, Hawaii-Aleutian Time Zone
Palmyra Atoll, location.location.time_zones, Samoa Time Zone
2007 San Francisco International Airport runway incursion, base.newsevents.news_reported_event.news_report_s, m.07w1_k9
American Samoa, location.location.time_zones, Samoa Time Zone
Michigan, location.location.time_zones, Central Time Zone
Asiana Airlines Flight 214, aviation.airliner_accident.flight_destination, San Francisco International Airport
Rocky Mountains, location.location.time_zones, Pacific Time Zone
San Francisco International Airport, film.film_location.featured_in_films, High Anxiety
Washington Dulles International Airport, aviation.airport.focus_city_for, Pan American World Airways
San Mateo County, location.location.time_zones, Pacific Time Zone
John F. Kennedy International Airport, aviation.airport.serves, New York City
2007 San Francisco International Airport runway incursion, common.topic.image, US Airways E170 DCA N809MD
San Francisco International Airport, aviation.airport.serves, Courtyard San Mateo Foster City
New York, location.location.time_zones, Eastern Time Zone
m.025b87q, aviation.airline_airport_presence.airline, United Airlines
Location, type.type.properties, Time zone(s)
Hyatt Regency San Francisco Airport, location.location.contains, Cascades Wine Bar
SkyWest Airlines, aviation.airline.hubs, Los Angeles International Airport
Hyatt Regency San Francisco Airport, location.location.contains, Knuckles Sports Bar
O'Hare International Airport, aviation.airport.airport_type, Public airport
m.0w_sn90, location.mailing_address.citytown, San Francisco
Courtyard San Francisco Larkspur Landing/Marin County, travel.accommodation.accommodation_type, Hotel
John F. Kennedy International Airport, location.location.containedby, United States of America
Wyoming, location.location.time_zones, Mountain Time Zone
Connecticut, location.location.time_zones, Eastern Time Zone
Hyatt Regency San Francisco Airport, location.location.nearby_airports, San Francisco International Airport
San Francisco, location.citytown.postal_codes, 94128
San Francisco, base.biblioness.bibs_topic.subsumes, San Francisco
Virgin America, aviation.airline.hubs, San Francisco International Airport
San Francisco, base.biblioness.bibs_location.country, United States of America
North America, location.location.time_zones, Atlantic Time Zone
New Mexico, location.location.time_zones, Mountain Time Zone
San Francisco International Airport, film.film_location.featured_in_films, Funny People
Florida, location.location.time_zones, Eastern Time Zone
Alabama, location.location.time_zones, Central Time Zone
2007 San Francisco International Airport runway incursion, common.topic.article, m.02vq11g
Washington, location.location.time_zones, Pacific Time Zone

Answer: Pacific Time Zone