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 county is home to a co2 emission of 0.548767625 and Louisville? 
Knowledge Triplets: Cass County, location.location.contains, Todd
Cass County, location.statistical_region.population, g.11x1d78zz
Cass County, location.location.contains, Mynard, Nebraska
Cass County, location.location.contains, g.122ysm5f
Cass County, location.location.contains, g.120z6y14
Cass County, location.us_county.hud_county_place, Elmwood
Cass County, location.location.contains, Hill City Mobile Home Park
Louisville, location.statistical_region.population, g.11x1fdk8z
Cass County, location.statistical_region.population, m.0hjptc2
Louisville, location.statistical_region.population, g.11x1fxvhq
Eagle, location.hud_county_place.place, Eagle
Louisville, location.statistical_region.population, g.11x1h8lp_
Cass County, location.statistical_region.population, g.12vqh_3rd
Louisville, location.statistical_region.population, g.11x1lfmgf
Cass County, location.statistical_region.population, g.12b01q44c
Murray, location.location.containedby, Cass County
Cass County, location.us_county.hud_county_place, Greenwood
Murray, location.hud_county_place.place, Murray
Cass County, location.location.contains, g.120lws2j
Cass County, location.location.contains, Murdock
Louisville, location.statistical_region.population, g.11b674q33d
Louisville, location.statistical_region.population, g.11x1jch2c
Cass County, location.statistical_region.population, g.11x1jscw1
Nebraska, location.statistical_region.religions, m.04406l2
Cass County, location.statistical_region.population, m.0hjptfm
Cass County, location.statistical_region.population, m.0hjptgq
Union, location.citytown.postal_codes, 68455
Louisville, location.statistical_region.population, g.11x1g253m
Alvo, location.hud_county_place.county, Cass County
Louisville, location.statistical_region.population, g.11x1kdmsg
Cass County, location.statistical_region.population, m.0hjpt9z
Louisville, location.citytown.postal_codes, 68037
Murdock, location.location.containedby, Cass County
Cass County, location.location.adjoin_s, m.03jqgs0
Cass County, location.location.contains, 68403
Cass County, location.location.contains, 68409
Rock Bluff, location.location.containedby, Cass County
Cass County, location.statistical_region.population, g.11x1cvywv
Cass County, location.us_county.hud_section_8_area, Omaha-Council Bluffs, NE-IA HUD Metro FMR Area
South Side Mobile Home Park, location.location.containedby, Cass County
Cass County, location.location.contains, South Side Mobile Home Park
Cass County, location.statistical_region.population, g.11x1f15s2
Cass County, location.us_county.hud_county_place, Avoca
Cass County, location.location.adjoin_s, m.03jrx0l
Cass County, location.location.contains, Plattsmouth
Wabash, Nebraska, location.location.containedby, Cass County
Louisville, location.hud_foreclosure_area.estimated_number_of_mortgages, m.07g60tl
Cass County, location.hud_foreclosure_area.hhuniv, m.07g5shn
Nebraska, base.aareas.schema.administrative_area.administrative_children, Merrick County
m.03jqgs0, location.adjoining_relationship.adjoins, Cass County
Louisville, common.topic.image, Location of Louisville, Nebraska
Greenwood, location.hud_county_place.place, Greenwood
Todd, location.location.containedby, Cass County
Cass County, location.location.contains, g.121thqxq
South Bend, location.location.containedby, Cass County
US County, freebase.type_profile.published, Published
US County, freebase.type_hints.included_types, Location
Cass County, location.statistical_region.population, g.11x1m3qpr
Cass County, location.location.contains, g.1226m0sb
Cass County, location.location.contains, Union
Cass County, location.location.contains, Accent Mobile Home Parks
Weeping Water, location.hud_county_place.county, Cass County
Cass County, location.statistical_region.population, m.0hjptbm
Louisville, location.hud_foreclosure_area.total_residential_addresses, m.07g60v0
Louisville, location.statistical_region.population, m.0hllfk3
68037, location.location.containedby, Cass County
Cass County, common.topic.article, m.0n7qf
Cass County, location.statistical_region.population, m.0hjptcr
US County, freebase.type_profile.strict_included_types, Topic
m.0jvvyb8, location.administrative_division_capital_relationship.administrative_division, Cass County
Merrick County, base.aareas.schema.administrative_area.administrative_parent, Nebraska
Louisville, location.hud_county_place.place, Louisville
Greenwood, location.location.containedby, Cass County
Nehawka, location.location.containedby, Cass County
Cass County, location.location.contains, 68413
Cass County, location.location.contains, Manley
Union, location.hud_county_place.county, Cass County
Plattsmouth, location.hud_county_place.place, Plattsmouth
Accent Mobile Home Parks, location.location.containedby, Cass County
68037, location.location.contains, Louisville State Recreation Area
Cass County, location.statistical_region.population, g.11x1k_dfc
Cass County, location.statistical_region.population, g.12b01xwg4
Cass County, location.location.contains, g.120zjcr9
Louisville, location.hud_foreclosure_area.bls_unemployment_rate, m.07g60v7
Cass County, location.hud_foreclosure_area.total_90_day_vacant_residential_addresses, m.07g5sj9
m.0k6v2rw, measurement_unit.dated_integer.source, United States Census Bureau, Population
Louisville, location.statistical_region.population, g.11bc88sypm
Cass County, location.statistical_region.population, g.11x1msj1d
Cass County, location.location.contains, HiVue Mobile Home Park
Plattsmouth, location.hud_county_place.county, Cass County
Louisville, location.statistical_region.population, m.0hllfl6
US County, freebase.type_profile.strict_included_types, Dated location
Cass County, location.us_county.hud_county_place, South Bend
Cullom, location.location.containedby, Cass County
Louisville, location.location.containedby, Cass County
Cass County, location.location.contains, g.120hzcwm
Louisville, base.wikipedia_infobox.settlement.area_code, Area codes 402 and 531
Weeping Water, location.location.containedby, Cass County
Cass County, location.location.contains, Walker Gilmore Site
Cass County, location.location.contains, Greenwood
Area codes 402 and 531, location.location.geolocation, m.0wmrjgy
Area codes 402 and 531, common.topic.notable_for, g.12h30kxkx
Louisville, location.statistical_region.population, m.0hllfkb
Cass County, location.statistical_region.population, g.11x1kprsb
Cass County, location.statistical_region.co2_emissions_mobile, m.045kzq6
Louisville, location.statistical_region.population, m.0k6v2s2
m.03jqkqg, location.adjoining_relationship.adjoins, Cass County
Cass County, location.statistical_region.population, m.0hjpt8m
Cass County, location.statistical_region.population, g.12b01q44b
Alvo, location.hud_county_place.place, Alvo
Omaha, location.hud_county_place.place, Omaha
Cass County, location.statistical_region.population, m.0k6lwr9
Cass County, location.location.contains, Louisville
Cass County, location.location.contains, 68349
Manley, location.hud_county_place.place, Manley
Cass County, location.statistical_region.population, g.11x1k4cmf
City/Town/Village, common.topic.article, m.03bnd2c
Louisville, location.statistical_region.population, m.0hllfm3
Oreapolis, Nebraska, location.location.containedby, Cass County
Nehawka, location.hud_county_place.county, Cass County
m.0k6lwr9, measurement_unit.dated_integer.source, United States Census Bureau, Population
Louisville, location.statistical_region.population, m.0hllfj7
Plattsmouth, location.location.containedby, Cass County
m.0k6v2s2, measurement_unit.dated_integer.source, United States Census Bureau, Population
Louisville, location.statistical_region.population, g.11x1k8h91
Mynard, Nebraska, location.location.containedby, Cass County
Louisville, common.topic.notable_types, City/Town/Village
68037, common.topic.notable_types, Postal Code
Cass County, location.location.contains, Wabash, Nebraska
Salt Creek, location.location.partially_containedby, Cass County
Cass County, location.location.contains, 68058
m.03jr7v_, location.adjoining_relationship.adjoins, Cass County
Cass County, location.location.contains, Cass County / County Place 3102599999
m.0t4xk3z, location.cotermination.location, Area codes 402 and 531
Cass County, location.location.contains, 68048
Cass County, location.location.contains, Theodore Davis Site
Cass County, location.us_county.hud_county_place, Alvo
US County, freebase.type_profile.kind, Definition
m.07g5sj2, measurement_unit.dated_integer.source, United States Department of Housing and Urban Development
Cass County, common.topic.image, Cass County Nebraska Courthouse
Merrick County, common.topic.notable_types, US County
Cass County, periodicals.newspaper_circulation_area.newspapers, Plattsmouth Journal
Cass County, location.statistical_region.population, m.0hjptg1
Louisville, location.statistical_region.population, m.0hllfmk
Cass County, location.location.geolocation, m.0k94n3
Cass County, location.statistical_region.population, g.11x1mpp5n
Cass County, location.statistical_region.population, g.11x1h9_rr
Nehawka Flint Quarries, location.location.containedby, Cass County
Cass County, location.statistical_region.population, g.11x1glxwk
Cass County, location.statistical_region.population, g.11x1lr9dp
Cass County, location.statistical_region.population, g.11x1fqb7m
Nebraska, common.topic.notable_for, g.12578hqgk
Cass County, location.statistical_region.population, m.0hjptcj
Louisville, location.statistical_region.population, m.0hllflw
Murray, location.citytown.postal_codes, 68409
Cass County, location.hud_foreclosure_area.estimated_number_of_mortgages, m.07g5sj2
Cass County, location.location.contains, 68366
Cass County, location.location.contains, US Census 2000 Tract 31025995800
Area codes 402 and 531, common.topic.article, m.07g3dy
Cass County, location.location.contains, 68307
Cass County, location.statistical_region.population, g.11x1f9s72
Cass County, location.statistical_region.population, m.0hjptd5
Cedar Creek, location.hud_county_place.place, Cedar Creek
Cass County, location.statistical_region.co2_emissions_industrial, m.045k6hb
US County, freebase.type_hints.included_types, Statistical region
Dawes County, location.administrative_division.second_level_division_of, United States of America
Cass County, location.statistical_region.population, g.11b66l1t9b
Cass County, location.statistical_region.population, g.12b025gk1
Cass County, location.statistical_region.population, g.11x1cvfqt
Cass County, location.statistical_region.population, g.11x1jp4hg
Cass County, location.statistical_region.population, g.11x1dpkfm
Louisville, location.hud_county_place.county, Cass County
Kimball County, common.topic.notable_types, US County
Hill City Mobile Home Park, location.location.containedby, Cass County
68037, location.location.geolocation, m.03dt6qs
Kimball County, base.aareas.schema.administrative_area.administrative_parent, Nebraska
Eagle, location.location.containedby, Cass County
Cass County, location.location.contains, Roberts Mobile Home Court
Avoca, location.hud_county_place.place, Avoca
Theodore Davis Site, location.location.containedby, Cass County
Cass County, location.location.contains, Platte River State Park
Lewis Cass, symbols.name_source.namesakes, Cass County
Louisville, location.statistical_region.population, g.11x1g8gfp
Louisville, location.statistical_region.population, m.0hllfkk
Nebraska, base.aareas.schema.administrative_area.administrative_children, Kimball County
Cass County, location.statistical_region.population, m.0hjptf5
Eagle, location.citytown.postal_codes, 68347
Cass County, location.us_county.hud_county_place, Nehawka
Cass County, location.location.contains, Cedar Creek
Hamilton County, location.location.containedby, Nebraska
Manley, location.hud_county_place.county, Cass County
Cass County, common.topic.notable_for, g.1255xm3kj
Cass County, location.us_county.hud_county_place, Eagle
Cass County, location.statistical_region.population, m.0hjpt9j
Louisville, location.statistical_region.population, m.0hllfks
Louisville, location.statistical_region.population, m.0hllfjp
Cass County, location.location.contains, g.1228918x
South Bend, location.hud_county_place.place, South Bend
Cass County, location.location.contains, Nehawka Flint Quarries
Area codes 402 and 531, location.location.contains, Lincoln
Location of Louisville, Nebraska, common.image.size, m.0298h3y
Louisville, location.statistical_region.population, m.0hllfjx
Louisville, location.hud_foreclosure_area.hhuniv, m.07g60t4
m.0wg90m0, location.partial_containment_relationship.partially_contains, Republican River
68037, location.postal_code.country, United States of America
Louisville, location.location.containedby, Nebraska
Cass County, location.statistical_region.rent50_4, m.05gdfc5
Cass County, location.statistical_region.population, m.0hjptfv
Cass County, location.statistical_region.population, m.0hjptb5
Cass County, location.statistical_region.population, m.0hjptgy
Cass County, location.location.contains, g.122fj8wc
Avoca, location.hud_county_place.county, Cass County
Louisville, location.statistical_region.population, m.0hllfjg
South Bend, location.hud_county_place.county, Cass County
Cass County, location.location.contains, Elmwood
Louisville, location.hud_foreclosure_area.total_90_day_vacant_residential_addresses, m.07g60tt
Cass County, location.location.contains, g.12245t_p
Louisville, location.statistical_region.population, g.11x1hhy00
Cass County, location.statistical_region.population, m.0hjptdv
Murdock, location.hud_county_place.place, Murdock
Cass County, location.us_county.hud_county_place, Louisville
Cass County, location.statistical_region.population, g.12b023rqs
Cass County, location.location.contains, US Census 2000 Tract 31025995900
Cass County, location.statistical_region.population, m.0hjptc9
Cass County, location.hud_foreclosure_area.estimated_number_foreclosures, m.07g5shw
Greenwood, location.citytown.postal_codes, 68366
Cass County, location.statistical_region.population, m.0hjptg8
Significant, freebase.type_kind.types, US County
Louisville, location.location.containedby, Cass County
Cedar Creek, location.location.containedby, Cass County
Hamilton County, common.topic.notable_types, US County
Cass County, location.statistical_region.population, g.11x1cvdtc
Greenwood, location.hud_county_place.county, Cass County
Cass County, location.location.contains, Nehawka
West North Central States, location.location.containedby, Contiguous United States
Cass County, location.statistical_region.population, g.11x1clqh9
Louisville, location.statistical_region.population, g.11x1djhlm
Cass County, location.us_county.hud_county_place, Murray
Cass County, location.location.contains, 68455
Cass County, location.statistical_region.population, m.0hjpt92
Kimball County, location.location.containedby, Nebraska
m.0wg90p2, location.partial_containment_relationship.partially_contained_by, Nebraska
Cass County, location.location.partially_contains, Salt Creek
Cass County, location.us_county.hud_county_place, Plattsmouth
Bridge, location.location.containedby, Cass County
Omaha-Council Bluffs, NE-IA Metropolitan Statistical Area, location.location.contains, Cass County
Cass County, location.statistical_region.co2_emissions_commercial, m.045jqh1
Cass County, location.us_county.hud_county_place, Murdock
Dawes County, common.topic.notable_types, US County
Cass County, location.location.contains, US Census 2000 Tract 31025996100
Cass County, location.statistical_region.population, m.0hjptbd
Cass County, location.location.contains, Strategic Air and Space Museum
m.0hjpt92, measurement_unit.dated_integer.source, United States Census Bureau, Population
Cass County, location.location.contains, 68347
Dawes County, base.aareas.schema.administrative_area.administrative_parent, Nebraska
US County, freebase.type_profile.kind, Significant
Cass County, location.location.contains, g.121p62lq
Lincoln, location.hud_county_place.place, Lincoln
68037, location.location.contains, Platte River State Park
Louisville, location.hud_foreclosure_area.estimated_number_foreclosures, m.07g60tc
Louisville, location.statistical_region.population, m.0hllfmb
Cass County, symbols.namesake.named_after, Lewis Cass
Cass County, location.location.contains, 68407
Avoca, location.location.containedby, Cass County
Louisville, location.statistical_region.population, g.11x1h_1tr
Cass County, location.location.contains, Alvo
Cass County, location.statistical_region.rent50_0, m.05gdfb9
Cass County, location.statistical_region.population, m.0hjpt8v
Cass County, location.statistical_region.co2_emissions_total, m.045hj9m
Cedar Creek, location.hud_county_place.county, Cass County
Republican River, location.location.partially_contained_by, m.0wg90m0
Louisville, location.statistical_region.population, g.11x1cpy7d
Cass County, location.location.contains, g.12384z1n
Cass County, location.statistical_region.population, g.11x1dpkfn
Cass County, location.statistical_region.population, m.0hjptbw
m.0t4xk4y, location.cotermination.location, Area codes 402 and 531
m.0hllfl6, measurement_unit.dated_integer.source, United States Census Bureau, Population
Louisville, location.statistical_region.population, m.0hllfj0
Cass County, location.location.contains, US Census 2000 Tract 31025995700
68037, common.topic.notable_for, g.1256mrt6z
Cass County, location.location.contains, Eagle Raceway
Cass County, location.statistical_region.population, m.0jtcs2r
Cass County, location.statistical_region.population, g.11x1fq9c9
Cass County, location.location.contains, 68037
Cass County, location.location.contains, Avoca
Elmwood, location.hud_county_place.county, Cass County
m.03jqjyw, location.adjoining_relationship.adjoins, Cass County
Nebraska, location.location.partiallycontains, m.0wg90p2
Cass County, location.statistical_region.population, g.11x1fr8mx
Cass County, location.location.contains, Louisville State Recreation Area
Area codes 402 and 531, location.location.coterminous_with, m.0t4xk4y
Louisville, location.statistical_region.population, m.0hllfln
Cass County, location.location.contains, Murray
Cass County, location.statistical_region.population, g.11x1hxqld
Elmwood, location.hud_county_place.place, Elmwood
Cass County, location.location.contains, g.122sg06p
Cass County, location.us_county.hud_county_place, Weeping Water
Merrick County, location.location.containedby, Nebraska
Cass County, location.location.contains, Bridge
Louisville, location.statistical_region.population, g.11x1g0s94
Cass County, location.statistical_region.population, m.0hjpt9r
Manley, location.location.containedby, Cass County
Nebraska, base.aareas.schema.administrative_area.administrative_children, Hamilton County
Cass County, common.topic.notable_types, US County
Kimball County, location.administrative_division.second_level_division_of, United States of America
Cass County, location.location.contains, g.120t3zbs
Louisville, location.statistical_region.population, g.11x1d_c3_
m.03jr_hr, location.adjoining_relationship.adjoins, Cass County
Cass County, location.administrative_division.capital, m.0jvvyb8
Louisville, location.statistical_region.population, g.11x1g_s4b
HiVue Mobile Home Park, location.location.containedby, Cass County
Nebraska, base.newsevents.news_reporting_organisation.news_reports, m.07w2r78
Cass County, location.statistical_region.population, g.12b01tj3w
Cass County, location.statistical_region.population, m.0hjpt99
Cass County, location.hud_foreclosure_area.total_residential_addresses, m.07g5sjj
Louisville, common.topic.notable_for, g.1257y483w
Hamilton County, base.aareas.schema.administrative_area.administrative_parent, Nebraska
Cass County, location.location.contains, 68016
Cass County, location.statistical_region.population, g.11x1fq9c8
Louisville, location.location.geolocation, m.0kf1h4
Cass County, location.statistical_region.population, g.11x1jy001
Cass County, location.location.contains, g.120kh6b4
Louisville, location.statistical_region.population, g.11x1l35d3
Louisville, location.location.time_zones, Central Time Zone
m.0wg90ny, location.partial_containment_relationship.partially_contains, North Fork Republican River
Cass County, location.us_county.county_seat, Plattsmouth
Cass County, location.statistical_region.population, g.11x1h81c1
Union, location.hud_county_place.place, Union
Cass County, location.location.contains, 68304
Factoryville, location.location.containedby, Cass County
Cass County, location.statistical_region.population, g.12b01tj3v
Cass County, location.location.contains, Eagle
Louisville, location.statistical_region.population, g.11x1jp6xk
Nebraska, base.aareas.schema.administrative_area.administrative_children, Dawes County
Roberts Mobile Home Court, location.location.containedby, Cass County
Cass County, location.statistical_region.population, m.0hjptgh
Cass County, location.location.contains, Factoryville
Cass County, location.location.adjoin_s, m.03jr7v_
Cass County, location.location.partiallycontains, m.0wg9p0_
Dawes County, location.location.containedby, Nebraska
Cass County, location.us_county.hud_county_place, Cedar Creek
Cass County, location.statistical_region.population, m.0jtd0s0
Cass County, location.us_county.hud_county_place, Cass County / County Place 3102599999
Louisville, location.statistical_region.population, m.0hllfht
m.0wg90ng, location.partial_containment_relationship.partially_contains, Missouri National Recreational River
Cass County, location.location.contains, South Bend
Cass County, location.us_county.hud_county_place, Manley
Cass County, location.statistical_region.population, m.0hjptfd
m.0wg9p0_, location.partial_containment_relationship.partially_contained_by, Cass County
Cass County, location.location.contains, g.1215pkw0
Cass County, location.statistical_region.population, m.0hjptcz
m.0hjptc2, measurement_unit.dated_integer.source, United States Census Bureau, Population
Alvo, location.location.containedby, Cass County
Cass County, location.statistical_region.population, g.12b025gk0
Louisville, location.statistical_region.population, g.11x1h81wf
m.03jrx0l, location.adjoining_relationship.adjoins, Cass County
Louisville, location.statistical_region.population, g.11x1d3pl9
Cass County, location.location.contains, Oreapolis, Nebraska
Cass County, location.location.contains, US Census 2000 Tract 31025995600
Ashland Archeological Site, location.location.containedby, Cass County
Cass County, location.location.adjoin_s, m.03jr_hr
Cass County, location.administrative_division.second_level_division_of, United States of America
Louisville, location.statistical_region.population, m.0jtdzhl
Louisville, location.statistical_region.population, m.0hllfk_
Cass County, location.statistical_region.population, g.11x1glxwj
Cass County, location.location.containedby, Nebraska
Area codes 402 and 531, location.location.coterminous_with, m.0t4xk3z
Location of Louisville, Nebraska, common.image.appears_in_topic_gallery, Louisville
Cass County, location.statistical_region.rent50_3, m.05gdfbz
Cass County, location.location.time_zones, Central Time Zone
Cass County, location.statistical_region.rent50_2, m.05gdfbr
Cass County, location.location.contains, Nebraska Raceway Park
Cass County, location.location.contains, 68463
Cass County, location.us_county.hud_county_place, Union
Murdock, location.citytown.postal_codes, 68407
Cass County, location.hud_foreclosure_area.bls_unemployment_rate, m.07g5sjr
Postal codes, type.property.schema, City/Town/Village
Walker Gilmore Site, location.location.containedby, Cass County
Cass County, location.location.contains, Cullom
Weeping Water, location.hud_county_place.place, Weeping Water
Cass County, location.statistical_region.population, m.0hjptdm
Merrick County, location.administrative_division.second_level_division_of, United States of America
Cass County, location.statistical_region.population, g.12b01w5wg
Cass County, location.location.contains, Rock Bluff
Cass County, location.statistical_region.rent50_1, m.05gdfbj
Cass County, location.statistical_region.population, g.11x1fg14j
Eagle, location.hud_county_place.county, Cass County
Louisville, location.statistical_region.population, g.11x1d86fk
Cass County, location.location.contains, Weeping Water
Cass County, location.statistical_region.co2_emissions_residential, m.045jxn8
City/Town/Village, base.descriptive_names.names.descriptive_name, m.012_976x
Elmwood, location.location.containedby, Cass County
Cass County, location.statistical_region.population, g.11x1l3ndq
US County, type.type.domain, Location
Cass County, location.location.contains, US Census 2000 Tract 31025996000
City/Town/Village, type.type.properties, Postal codes
Louisville, location.statistical_region.population, m.0k6v2rw
Cass County, location.location.contains, g.122jkn1k
Murdock, location.hud_county_place.county, Cass County
m.0wg90m5, location.partial_containment_relationship.partially_contains, White River
Cass County, location.statistical_region.population, g.11x1g8_v7
Cass County, location.location.contains, Ashland Archeological Site
Hamilton County, location.administrative_division.second_level_division_of, United States of America
Union, location.location.containedby, Cass County
m.0wg90mb, location.partial_containment_relationship.partially_contained_by, Nebraska
Murray, location.hud_county_place.county, Cass County
Louisville, location.statistical_region.population, g.11x1l35d4
Cass County, location.statistical_region.population, g.12b01xwg3
Area codes 402 and 531, common.topic.notable_types, Area code
US County, freebase.type_hints.included_types, Dated location
m.0wg90p2, location.partial_containment_relationship.partially_contains, Arikaree River
Louisville, location.statistical_region.population, m.0hllflf
Louisville, location.statistical_region.population, g.12vqj7nqc
Cass County, location.location.adjoin_s, m.03jqjyw
Louisville, location.statistical_region.population, m.0hllfhl
Louisville, common.topic.article, m.0x514
Cass County, location.statistical_region.population, g.11x1g1qc9
Cass County, location.statistical_region.population, m.0hjptdd
US County, freebase.type_hints.included_types, Topic
Cass County, location.location.containedby, Omaha-Council Bluffs, NE-IA Metropolitan Statistical Area
Cass County, location.location.adjoin_s, m.03jqkqg

Answer: Cass County