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: Which of the NATO nations is the region where you'd find Burgas Province? 
Knowledge Triplets: NATO agreements on status: travaux préparatoires, book.written_work.author, North Atlantic Treaty Organization (NATO)
Burgas Province, location.location.contains, Aytos
Burgas Province, location.location.contains, Kameno municipality
Burgas Province, common.topic.notable_types, Administrative Division
Shumen Province, location.administrative_division.country, Bulgaria
NATO 1949 - 1999 OTAN, common.topic.notable_for, g.125b6c99n
Vratsa Province, common.topic.notable_types, Administrative Division
m.07y6s95, military.military_combatant_group.combatants, North Atlantic Treaty Organization (NATO)
Operation Deny Flight, base.culturalevent.event.entity_involved, North Atlantic Treaty Organization (NATO)
m.07y5dhg, military.military_combatant_group.combatants, North Atlantic Treaty Organization (NATO)
NATO and the Warsaw Pact, book.written_work.author, North Atlantic Treaty Organization (NATO)
North Atlantic Treaty Organization (NATO), military.military_combatant.military_conflicts, m.0bf4p91
Yambol Province, location.location.containedby, Northern Thrace
Ruen municipality, location.location.containedby, Burgas Province
Bulgaria, base.aareas.schema.administrative_area.administrative_children, Burgas Province
North Atlantic Treaty Organization (NATO), aviation.aircraft_owner.aircraft_fleet_composition, m.02hv_0l
North Atlantic Treaty Organization (NATO), military.military_combatant.military_conflicts, m.07y5dhg
m.0hvygw0, military.military_combatant_group.combatants, North Atlantic Treaty Organization (NATO)
Burgas Province, location.location.contains, Sredets
Burgas, location.location.contains, Chernomorets Arena
Burgas Province, location.location.contains, Ruen municipality
North Atlantic Treaty Organization Summit in Chicago in 2012, event.produced_event.produced_by, North Atlantic Treaty Organization (NATO)
Northern Thrace, location.location.contains, Plovdiv Province
Malko Tarnovo municipality, location.location.containedby, Burgas Province
Flag of NATO.png, common.image.size, m.0kkm4k
Burgas Province, location.location.contains, School of Commerce, Bourgas
Hotel Mirage, location.location.containedby, Burgas
nato, common.topic.notable_types, Top Level Domain
Chernomorets, location.location.containedby, Burgas Province
Smolyan Province, location.location.containedby, Bulgaria
North Atlantic Treaty Organization (NATO), book.author.works_written, NATO handbook
Plovdiv Province, location.location.containedby, Northern Thrace
Northern Thrace, location.location.contains, Stara Zagora Province
Northern Thrace, location.location.contains, Kardzhali Province
Operation Enduring Freedom – Horn of Africa, base.culturalevent.event.entity_involved, North Atlantic Treaty Organization (NATO)
Flag of NATO.png, common.image.appears_in_topic_gallery, North Atlantic Treaty Organization (NATO)
Groundwater and Ecosystems, book.written_work.author, North Atlantic Treaty Organization (NATO)
Burgas Province, location.statistical_region.population, g.11bc88jfk2
Silistra Province, location.location.containedby, Bulgaria
Kamchia, Burgas Province, common.topic.notable_types, City/Town/Village
Koznitsa, location.location.containedby, Burgas Province
Burgas, location.location.containedby, Upper Thracian Plain
The North Atlantic Treaty Organization, book.written_work.author, North Atlantic Treaty Organization (NATO)
North Atlantic Treaty Organization (NATO), organization.membership_organization.members, m.03wzc6t
North Atlantic Treaty Organization (NATO), military.military_combatant.military_conflicts, m.07y862p
Automatic translation of languages, book.written_work.author, North Atlantic Treaty Organization (NATO)
m.04kc73_, business.employment_tenure.company, North Atlantic Treaty Organization (NATO)
Kyustendil Province, location.location.containedby, Bulgaria
North Atlantic Treaty Organization (NATO), business.employer.employees, m.046w6xq
Bulgaria, military.military_combatant.belongs_to_combatant_group, North Atlantic Treaty Organization (NATO)
Burgas, location.location.containedby, Yugoiztochen Planning Region
Burgas, location.location.contains, School of Commerce, Bourgas
Kamchia, Burgas Province, common.topic.article, m.04yfs_j
Aytos Municipality, location.location.containedby, Burgas Province
Burgas, location.location.nearby_airports, Burgas Airport
m.03wzc6t, organization.organization_membership.organization, North Atlantic Treaty Organization (NATO)
m.0jmlxbw, location.mailing_address.citytown, Burgas
Targovishte Province, common.topic.notable_types, Administrative Division
NATO bombing of Yugoslavia, base.culturalevent.event.entity_involved, North Atlantic Treaty Organization (NATO)
m.03l8c0f, common.webpage.topic, North Atlantic Treaty Organization (NATO)
North Atlantic Treaty Organization (NATO), organization.organization.founders, Denmark
Burgas Province, common.topic.image, Oblast Burgas
North Atlantic Treaty Organization (NATO), business.employer.employees, m.04kc73_
North Atlantic Treaty Organization (NATO), military.military_combatant.military_conflicts, m.0bd40bv
North Atlantic Treaty Organization (NATO), organization.organization.founders, Belgium
North Atlantic Treaty Organization (NATO), freebase.valuenotation.is_reviewed, Social media presence
North Atlantic Treaty Organization (NATO), organization.organization.founders, United States of America
Norway, organization.organization_founder.organizations_founded, North Atlantic Treaty Organization (NATO)
m.07y661_, military.military_combatant_group.combatants, North Atlantic Treaty Organization (NATO)
Haskovo Province, location.location.containedby, Northern Thrace
Vidin Province, location.location.containedby, Bulgaria
Primorsko municipality, location.location.containedby, Burgas Province
Kamchia, Burgas Province, location.location.containedby, Burgas Province
Sofia Province, location.location.containedby, Bulgaria
North Atlantic Treaty Organization (NATO), military.military_combatant.military_conflicts, m.0hvygw0
Burgas, location.location.contains, Lake Atanasovsko
North Atlantic Treaty Organization (NATO), book.author.works_written, Mission plan
Stara Zagora Province, location.location.containedby, Northern Thrace
Burgas, location.location.containedby, Burgas Province
North Atlantic Treaty Organization (NATO), event.event_producer.events_produced, North Atlantic Treaty Organization Summit in Chicago in 2012
Burgas Province, location.location.contains, Obzor
North Atlantic Treaty Organization (NATO), book.author.works_written, Flight test techniques
North Atlantic Treaty Organization (NATO), military.military_combatant.includes_allies, Bulgaria
Kamchia, Burgas Province, common.topic.notable_for, g.1256h5rz4
Defense communications, book.written_work.author, North Atlantic Treaty Organization (NATO)
Battle of Košare, base.culturalevent.event.entity_involved, North Atlantic Treaty Organization (NATO)
Burgas, location.statistical_region.population, g.11bcdldftr
Pazardzhik Province, location.location.containedby, Northern Thrace
Operation Kamin, base.culturalevent.event.entity_involved, North Atlantic Treaty Organization (NATO)
Burgas, location.statistical_region.population, g.1jmcbdz83
North Atlantic Treaty Organization (NATO), common.topic.article, m.059dz
North Atlantic Treaty Organization (NATO), book.author.works_written, Plans and developments for air traffic systems
Burgas Province, location.location.geolocation, m.0k2ydrc
Alepu, location.location.containedby, Burgas Province
Oblast Burgas, common.image.size, m.029rr9z
North Atlantic Treaty Organization (NATO), book.author.works_written, The North Atlantic Treaty Organization
m.04jsm49, organization.organization_membership.organization, North Atlantic Treaty Organization (NATO)
Northern Thrace, location.location.contains, Pazardzhik Province
Nato advanced study institutes, 1974 =, book.written_work.author, North Atlantic Treaty Organization (NATO)
Burgas Province, location.location.contains, Nesebar
North Atlantic Treaty Organization (NATO), book.author.works_written, Combustion and fuels in gas turbine engines
Burgas Province, location.location.contains, Karnobat municipality
GM Stroy Residential Tower, location.location.containedby, Burgas
Sveti Vlas, location.location.containedby, Burgas Province
North Atlantic Treaty Organization (NATO), military.military_combatant.military_conflicts, m.07y7k_j
North Atlantic Treaty Organization (NATO), freebase.valuenotation.is_reviewed, Official website
Burgas Province, location.location.contains, Malko Tarnovo
Siege of Sarajevo, base.culturalevent.event.entity_involved, North Atlantic Treaty Organization (NATO)
NATO basic documents, common.topic.notable_for, g.1256fvj3v
Razgrad Province, location.administrative_division.country, Bulgaria
Sungurlare, common.topic.image, Burgas Oblast map EN
Vratsa Province, location.administrative_division.country, Bulgaria
nato, internet.top_level_domain.status, Discontinued
United Kingdom, organization.organization_founder.organizations_founded, North Atlantic Treaty Organization (NATO)
Burgas Province, location.location.contains, Koznitsa
Northern Thrace, location.location.contains, Haskovo Province
Burgas, location.location.contains, Hotel Mirage
Burgas Province, location.location.contains, Burgas
Operation Mistral 2, base.culturalevent.event.entity_involved, North Atlantic Treaty Organization (NATO)
Karnobat municipality, location.location.containedby, Burgas Province
NATO handbook, common.topic.notable_for, g.125fpx9sz
Burgas, location.statistical_region.population, g.1jmcbjmhy
North Atlantic Treaty Organization (NATO), organization.organization.headquarters, m.04300hm
Pernik Province, location.location.contains, Ruy Mountain
Parquet World, organization.organization.place_founded, Burgas
Burgas, location.location.time_zones, Eastern European Time Zone
North Atlantic Treaty Organization (NATO), common.topic.notable_types, Membership organization
Aytos, location.location.containedby, Burgas Province
North Atlantic Treaty Organization (NATO), military.military_combatant.military_conflicts, m.07vjs3f
Dobrich Province, common.topic.notable_types, Administrative Division
North Atlantic Treaty Organization (NATO), book.book_subject.works, The Dawn of Peace in Europe
Northern Thrace, location.location.contains, Burgas Province
m.046w6xq, business.employment_tenure.company, North Atlantic Treaty Organization (NATO)
Burgas, location.statistical_region.population, g.1jmcbg6sp
Burgas Province, location.administrative_division.first_level_division_of, Bulgaria
Plovdiv Province, location.location.containedby, Bulgaria
Burgas Province, base.aareas.schema.administrative_area.administrative_parent, Bulgaria
NATO bombing of Yugoslavia, common.topic.notable_types, Military Conflict
Razgrad Province, location.location.containedby, Bulgaria
Tsarevo municipality, location.location.containedby, Burgas Province
Mission plan, book.written_work.author, North Atlantic Treaty Organization (NATO)
Burgas Province, common.topic.article, m.023q9g
The Dawn of Peace in Europe, book.written_work.subjects, North Atlantic Treaty Organization (NATO)
North Atlantic Treaty Organization (NATO), common.topic.webpage, m.03l8c0f
North Atlantic Treaty Organization (NATO), base.ontologies.ontology_instance.equivalent_instances, m.07nff1w
Bulgaria, location.country.first_level_divisions, Dobrich Province
Sofia Province, location.location.contains, Kostinbrod Municipality
Targovishte Province, location.location.contains, Opaka municipality
NATO and the Warsaw Pact, common.topic.notable_types, Book
Northern Thrace, location.location.contains, Smolyan Province
Sungurlare municipality, location.location.containedby, Burgas Province
Denmark, organization.organization_founder.organizations_founded, North Atlantic Treaty Organization (NATO)
m.03w6017, organization.organization_membership.organization, North Atlantic Treaty Organization (NATO)
North Atlantic Treaty Organization (NATO), base.schemastaging.context_name.pronunciation, g.125_pvr5s
Lovech Province, location.location.containedby, Bulgaria
North Atlantic Treaty Organization (NATO), military.military_combatant.military_conflicts, m.07y5bnr
m.07y5nn3, military.military_combatant_group.combatants, North Atlantic Treaty Organization (NATO)
Burgas Province, location.location.contains, Tsarevo municipality
Ruse Province, location.administrative_division.country, Bulgaria
m.04g9k0w, organization.organization_membership.organization, North Atlantic Treaty Organization (NATO)
United Nations, organization.organization.founders, Poland
Burgas Province, location.location.contains, Tsarevo
Northern Thrace, location.location.contains, Yambol Province
Nato advanced study institutes, 1974 =, common.topic.notable_types, Book
m.0jmlxbw, location.mailing_address.state_province_region, Burgas Province
Burgas Province, location.location.contains, Kiten
North Atlantic Treaty Organization (NATO), organization.membership_organization.members, m.03w6017
Burgas, location.location.geolocation, m.02_qgrv
Flag of NATO.png, common.topic.article, m.02h795q
m.0wgg8pz, military.military_command.military_combatant, North Atlantic Treaty Organization (NATO)
North Atlantic Treaty Organization (NATO), organization.membership_organization.members, m.03w6012
United States of America, organization.organization_founder.organizations_founded, North Atlantic Treaty Organization (NATO)
Yambol Province, location.administrative_division.country, Bulgaria
Luxembourg, organization.organization_founder.organizations_founded, North Atlantic Treaty Organization (NATO)
North Atlantic Treaty Organization (NATO), military.military_combatant.military_conflicts, m.07y661_
Obzor, location.location.containedby, Burgas Province
Malko Tarnovo, location.location.containedby, Burgas Province
Burgas Province, location.location.contains, Kamchia, Burgas Province
Smolyan Province, location.location.containedby, Northern Thrace
Kyustendil Province, location.administrative_division.country, Bulgaria
Primorsko, location.location.containedby, Burgas Province
Tsarevo, location.location.containedby, Burgas Province
Burgas Province, location.location.events, Battle of Rusokastro
Orizare, location.location.containedby, Burgas Province
Burgas Province, location.location.containedby, Northern Thrace
France, organization.organization_founder.organizations_founded, North Atlantic Treaty Organization (NATO)
School of Commerce, Bourgas, location.location.containedby, Burgas
Burgas Province, location.location.contains, Alepu
Bulgaria, location.country.first_level_divisions, Ruse Province
North Atlantic Treaty Organization (NATO), military.military_combatant.military_conflicts, m.07y5nn3
Pernik Province, location.location.containedby, Bulgaria
Smolyan Province, location.location.contains, Madan municipality
North Atlantic Treaty Organization (NATO), book.author.works_written, NATO, the first five years, 1949-1954
North Atlantic Treaty Organization (NATO), book.author.works_written, Functional Properties of Nanostructured Materials
North Atlantic Treaty Organization (NATO), organization.organization.founders, Italy
Ahtopol, location.location.containedby, Burgas Province
NATO bombing of Yugoslavia, military.military_conflict.combatants, m.07y5ffx
North Atlantic Treaty Organization (NATO), military.military_combatant.military_conflicts, m.07y6s95
nato, common.topic.article, m.05gp91
Burgas, common.topic.image, Bay of Burgas
North Atlantic Treaty Organization (NATO), book.author.works_written, Automatic translation of languages
Sungurlare, location.location.contains, Kamchia, Burgas Province
North Atlantic Treaty Organization (NATO), business.employer.employees, m.046w6y3
Shumen Province, location.location.containedby, Bulgaria
Kameno municipality, location.location.containedby, Burgas Province
Pomorie, location.location.containedby, Burgas Province
m.07y5yss, military.military_combatant_group.combatants, North Atlantic Treaty Organization (NATO)
Burgas, common.topic.notable_for, g.125d4sfs4
Netherlands, organization.organization_founder.organizations_founded, North Atlantic Treaty Organization (NATO)
North Atlantic Treaty Organization (NATO), military.military_combatant.military_conflicts, m.07y5yss
Northern Thrace, location.location.contains, Sliven Province
Bulgaria, location.country.first_level_divisions, Burgas Province
Burgas Province, base.schemastaging.context_name.pronunciation, g.125_q8txh
Dobrich Province, location.location.containedby, Bulgaria
Canada, organization.organization_founder.organizations_founded, North Atlantic Treaty Organization (NATO)
North Atlantic Treaty Organization (NATO), military.military_combatant.includes_allies, Bulgaria
Kingdom of Greece, military.military_combatant.belongs_to_combatant_group, North Atlantic Treaty Organization (NATO)
NATO agreements on status: travaux préparatoires, common.topic.notable_for, g.1255ym_zs
Kamchia, Burgas Province, location.location.geolocation, m.052gwwf
Burgas, location.location.contains, Lazur Stadium
North Atlantic Treaty Organization (NATO), book.author.works_written, Phytoremediation of Metal-Contaminated Soils
Brashlyan, location.location.containedby, Burgas Province
m.03w6012, organization.organization_membership.organization, North Atlantic Treaty Organization (NATO)
Kamchia, Burgas Province, location.statistical_region.population, m.052gww8
North Atlantic Treaty Organization (NATO), book.author.works_written, NATO basic documents
Battle of Rusokastro, time.event.locations, Burgas Province
North Atlantic Treaty Organization (NATO), book.author.works_written, Bibliographie
Parquet World, organization.organization.geographic_scope, Burgas
Kamchia, Burgas Province, location.location.containedby, Sungurlare
Burgas, travel.travel_destination.tourist_attractions, Ancient Nesebar Museum
Karnobat, location.location.containedby, Burgas Province
m.07y5v4_, military.military_combatant_group.combatants, North Atlantic Treaty Organization (NATO)
North Atlantic Treaty Organization (NATO), organization.organization.founders, Luxembourg
Burgas Airport, aviation.airport.serves, Burgas
Razgrad Province, common.topic.notable_types, Administrative Division
Shumen Province, common.topic.notable_types, Administrative Division
m.0qsds89, location.administrative_division_capital_relationship.administrative_division, Burgas Province
North Atlantic Treaty Organization (NATO), military.military_combatant.includes_allies, Kingdom of Greece
Gabrovo Province, location.administrative_division.country, Bulgaria
m.0w8w287, organization.leadership.organization, North Atlantic Treaty Organization (NATO)
Iceland, organization.organization_founder.organizations_founded, North Atlantic Treaty Organization (NATO)
m.0422h__, common.webpage.topic, North Atlantic Treaty Organization (NATO)
Oblast Burgas, common.image.appears_in_topic_gallery, 2nd MMC – Burgas
Burgas Province, location.administrative_division.capital, m.0qsds89
Sliven Province, location.location.contains, Nova Zagora Municipality
North Atlantic Treaty Organization (NATO), organization.membership_organization.members, m.04jsm49
nato, common.topic.notable_for, g.12551_vx9
United Nations, organization.organization.founders, Luxembourg
NATO 1949 - 1999 OTAN, common.topic.notable_types, Book
Burgas Province, location.location.contains, Sveti Vlas
Veselie, location.location.containedby, Burgas
Burgas Province, location.administrative_division.country, Bulgaria
m.07y5bnr, military.military_combatant_group.combatants, North Atlantic Treaty Organization (NATO)
Kardzhali Province, location.location.containedby, Bulgaria
Portugal, organization.organization_founder.organizations_founded, North Atlantic Treaty Organization (NATO)
Oblast Burgas, common.image.appears_in_topic_gallery, Burgas Province
Sredets, location.location.containedby, Burgas Province
Burgas, common.topic.image, View of Burgas and the sea shore
North Atlantic Treaty Organization (NATO), organization.organization.founders, Iceland
Bibliographie, book.written_work.author, North Atlantic Treaty Organization (NATO)
North Atlantic Treaty Organization (NATO), organization.membership_organization.members, m.03wyt_4
Kyustendil Province, location.location.contains, Kocherinovo municipality
Sliven Province, location.location.containedby, Bulgaria
m.0gv466r, military.military_combatant_group.combatants, North Atlantic Treaty Organization (NATO)
Vratsa Province, location.location.containedby, Bulgaria
m.046w6y3, business.employment_tenure.company, North Atlantic Treaty Organization (NATO)
Burgas Province, location.location.contains, Chernomorets
North Atlantic Treaty Organization (NATO), organization.organization.founders, Netherlands
Ruse Province, location.location.containedby, Bulgaria
Alepu, common.topic.image, Burgas Oblast map EN
m.0b6s1_7, common.webpage.topic, North Atlantic Treaty Organization (NATO)
Targovishte Province, location.administrative_division.country, Bulgaria
Silistra Province, location.administrative_division.country, Bulgaria
NATO 1949 - 1999 OTAN, book.written_work.author, North Atlantic Treaty Organization (NATO)
m.07vjs3f, military.military_combatant_group.combatants, North Atlantic Treaty Organization (NATO)
North Atlantic Treaty Organization (NATO), book.author.works_written, NATO 1949 - 1999 OTAN
Kardzhali Province, location.location.contains, Dzhebel municipality
North Atlantic Treaty Organization (NATO), military.military_combatant.military_conflicts, m.07y5ffx
Targovishte Province, location.administrative_division.first_level_division_of, Bulgaria
NATO, the first five years, 1949-1954, common.topic.notable_types, Book
North Atlantic Treaty Organization (NATO), aviation.aircraft_owner.aircraft_fleet_composition, m.02hv_hh
m.07y7k_j, military.military_combatant_group.combatants, North Atlantic Treaty Organization (NATO)
m.07y5ffx, military.military_combatant_group.conflict, NATO bombing of Yugoslavia
Nesebar, location.location.containedby, Burgas Province
Burgas, location.location.contains, Veselie
Nato advanced study institutes, 1974 =, common.topic.notable_for, g.125bk0swv
Dobrich Province, location.administrative_division.country, Bulgaria
m.07nff1w, base.ontologies.ontology_instance_mapping.freebase_topic, North Atlantic Treaty Organization (NATO)
Gabrovo Province, location.location.containedby, Bulgaria
Burgas Province, base.aareas.schema.administrative_area.administrative_area_type, Bulgarian oblast
North Atlantic Treaty Organization (NATO), common.topic.image, Flag of NATO.png
Burgas Province, location.location.contains, Ahtopol
NATO basic documents, common.topic.notable_types, Book
Burgas, location.capital_of_administrative_division.capital_of, m.0qsds89
Burgas, location.location.contains, Chernomorets Stadium
Haskovo Province, location.location.contains, Stambolovo municipality
m.0bd40bv, military.military_combatant_group.combatants, North Atlantic Treaty Organization (NATO)
Veliko Tarnovo Province, location.location.containedby, Bulgaria
Burgas, location.location.containedby, Bulgaria
Kyustendil Province, location.location.contains, Nevestino municipality
Burgas, location.statistical_region.population, g.1jmcbdz84
North Atlantic Treaty Organization (NATO), common.topic.webpage, m.0b6s1_7
Burgas, organization.organization_scope.organizations_with_this_scope, Parquet World
Burgas, common.topic.notable_types, City/Town/Village
Burgas, location.statistical_region.population, g.1jmcbdz85
Operation Ocean Shield, base.culturalevent.event.entity_involved, North Atlantic Treaty Organization (NATO)
Burgas Province, location.location.contains, Primorsko municipality
Belgium, organization.organization_founder.organizations_founded, North Atlantic Treaty Organization (NATO)
Burgas Province, location.location.contains, Sozopol
NATO, the first five years, 1949-1954, common.topic.notable_for, g.125cpz49_
North Atlantic Treaty Organization (NATO), book.author.works_written, NATO agreements on status: travaux préparatoires
Silistra Province, common.topic.notable_types, Administrative Division
North Atlantic Treaty Organization (NATO), organization.organization.leadership, m.0w8w287
Burgas Province, location.location.contains, Rezovo
North Atlantic Treaty Organization (NATO), book.author.works_written, Groundwater and Ecosystems
m.0bf4p91, military.military_combatant_group.combatants, North Atlantic Treaty Organization (NATO)
North Atlantic Treaty Organization (NATO), organization.organization.founders, Portugal
Rezovo, location.location.containedby, Burgas Province
North Atlantic Treaty Organization (NATO), book.author.works_written, Nato advanced study institutes, 1974 =
Targovishte Province, location.location.containedby, Bulgaria
North Atlantic Treaty Organization (NATO), common.topic.notable_for, g.1258dv3b1
North Atlantic Treaty Organization (NATO), organization.organization.founders, Canada
NATO handbook, book.written_work.author, North Atlantic Treaty Organization (NATO)
Smolyan Province, location.location.contains, Chepelare municipality
NATO handbook, common.topic.notable_types, Book
Haskovo Province, location.location.containedby, Bulgaria
Bulgaria, location.country.first_level_divisions, Targovishte Province
Burgas Province, location.location.contains, Brashlyan
NATO agreements on status: travaux préparatoires, common.topic.notable_types, Book
NATO, the first five years, 1949-1954, book.written_work.author, North Atlantic Treaty Organization (NATO)
Burgas Province, location.administrative_division.country, Bulgaria
Pleven Province, location.administrative_division.country, Bulgaria
North Atlantic Treaty Organization (NATO), organization.organization.founders, France
Yambol Province, location.location.containedby, Bulgaria
m.0qsds89, location.administrative_division_capital_relationship.capital, Burgas
Burgas Province, location.location.contains, Karnobat
Burgas, location.location.contains, GM Stroy Residential Tower
North Atlantic Treaty Organization (NATO), book.author.works_written, NATO and the Warsaw Pact
Varna Province, location.location.containedby, Bulgaria
Burgas, common.topic.article, m.0lxg0
Sliven Province, location.location.containedby, Northern Thrace
Kamchia, Burgas Province, location.location.time_zones, Eastern European Time Zone
Stara Zagora Province, location.location.containedby, Bulgaria
Pleven Province, location.location.containedby, Bulgaria
Plovdiv Province, location.location.contains, Sadovo municipality
North Atlantic Treaty Organization (NATO), military.military_combatant.military_conflicts, m.07y5v4_
NATO basic documents, book.written_work.author, North Atlantic Treaty Organization (NATO)
NATO and the Warsaw Pact, common.topic.notable_for, g.125cr6f2x
Smolyan Province, location.administrative_division.country, Bulgaria
North Atlantic Treaty Organization (NATO), organization.organization.founders, Norway
Burgas Province, location.location.contains, Aytos Municipality
School of Commerce, Bourgas, location.location.containedby, Burgas Province
Kardzhali Province, location.location.containedby, Northern Thrace
Blagoevgrad Province, location.location.containedby, Bulgaria
Operation Deliberate Force, base.culturalevent.event.entity_involved, North Atlantic Treaty Organization (NATO)
nato, internet.top_level_domain.sponsor, North Atlantic Treaty Organization (NATO)
Sliven Province, location.administrative_division.country, Bulgaria
Burgas, location.statistical_region.population, g.1jmcbgtvb
North Atlantic Treaty Organization (NATO), military.military_combatant.military_conflicts, m.0gv466r
Kyustendil Province, location.location.contains, Dupnitsa municipality
Montana Province, location.location.containedby, Bulgaria
North Atlantic Treaty Organization (NATO), common.topic.webpage, m.0422h__
Pazardzhik Province, location.location.containedby, Bulgaria
Burgas Province, common.topic.notable_for, g.125fnc99j
Burgas, location.statistical_region.population, g.1jmcbkjd6
Bulgaria, location.country.administrative_divisions, Burgas Province
Yugoiztochen Planning Region, location.location.contains, Burgas
Burgas Province, location.location.people_born_here, g.121g72_6
m.03wyt_4, organization.organization_membership.organization, North Atlantic Treaty Organization (NATO)
Sliven Province, location.location.contains, Tvarditsa municipality
North Atlantic Treaty Organization (NATO), freebase.valuenotation.is_reviewed, Date founded
North Atlantic Treaty Organization (NATO), book.author.works_written, Aircraft fire safety
Burgas Province, location.location.containedby, Bulgaria
Upper Thracian Plain, location.location.contains, Burgas
Operation Active Endeavour, base.culturalevent.event.entity_involved, North Atlantic Treaty Organization (NATO)
Italy, organization.organization_founder.organizations_founded, North Atlantic Treaty Organization (NATO)
Bulgaria, location.country.first_level_divisions, Shumen Province
North Atlantic Treaty Organization (NATO), organization.membership_organization.members, m.04g9k0w
Burgas, location.statistical_region.population, g.1jmcbf8r0
United Nations, organization.organization.founders, Belgium
Sozopol, location.location.containedby, Burgas Province
North Atlantic Treaty Organization (NATO), military.military_combatant.military_commanders, m.0wgg8pz
Burgas Province, location.location.contains, Orizare
North Atlantic Treaty Organization (NATO), book.author.works_written, The signing of the North Atlantic treaty
Burgas Province, location.location.contains, Malko Tarnovo municipality
Kiten, location.location.containedby, Burgas Province
Burgas Province, location.location.contains, Sungurlare municipality
Burgas, common.topic.image, Bucht von Burgas (Dezember 2001, Satellitenfoto) - die drei großen Seen sind gefroren.
m.07y5ffx, military.military_combatant_group.combatants, North Atlantic Treaty Organization (NATO)
North Atlantic Treaty Organization (NATO), organization.organization.founders, United Kingdom
Burgas Province, location.location.time_zones, Eastern European Time Zone
North Atlantic Treaty Organization (NATO), internet.top_level_domain_sponsor.domains, nato
The signing of the North Atlantic treaty, book.written_work.author, North Atlantic Treaty Organization (NATO)
Burgas Airport, location.location.containedby, Bulgaria
Burgas Province, location.location.contains, Pomorie
Burgas Province, location.location.contains, Primorsko
m.07y862p, military.military_combatant_group.combatants, North Atlantic Treaty Organization (NATO)
North Atlantic Treaty Organization (NATO), book.author.works_written, Defense communications

Answer: Bulgaria