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: In the area that used the Nigerian pound, what political system is in place? 
Knowledge Triplets: Nigeria, location.statistical_region.energy_use_per_capita, g.1245zs10r
Nigeria, location.location.partiallycontains, m.0wg8_cs
Nigeria, location.statistical_region.energy_use_per_capita, g.12460l404
Nigeria, base.locations.countries.continent, Africa
Nigeria under Igbo rule, book.written_work.subjects, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Jigawa State
Nigeria, location.statistical_region.energy_use_per_capita, g.1245_j1pg
Nigeria, base.aareas.schema.administrative_area.administrative_children, Kaduna State
Nigeria, periodicals.newspaper_circulation_area.newspapers, Thisday
Nigeria, location.statistical_region.energy_use_per_capita, g.12460262g
National Bureau of Statistics of Nigeria, government.government_agency.jurisdiction, Nigeria
Ondo State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigerian Federal Ministry of Education, government.government_agency.jurisdiction, Nigeria
Labour Party, organization.organization.geographic_scope, Nigeria
President of Nigeria, government.government_office_or_title.office_holders, m.0gkhs6f
National Democratic Party, organization.organization.geographic_scope, Nigeria
Federal Capital Territory, base.aareas.schema.administrative_area.administrative_parent, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, Kano People's Party
Nigeria, location.country.form_of_government, Federal republic
Nigeria, base.aareas.schema.administrative_area.administrative_children, Delta State
Midwest Democratic Front, organization.organization.geographic_scope, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, National Party of Nigeria
President of Nigeria, government.government_office_or_title.office_holders, m.0gkhs59
Nigerian National Democratic Party, organization.organization.geographic_scope, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, Socialist Workers and Farmers Party of Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, g.1245yvz44
Nigeria, organization.organization_scope.organizations_with_this_scope, Democratic People's Party
Nigeria, location.statistical_region.gender_balance_members_of_parliament, g.1hhc4nftr
The Punch, book.newspaper.circulation_areas, Nigeria
Nigeria, location.statistical_region.gender_balance_members_of_parliament, g.1hhc3t8kt
Nigeria, organization.organization_scope.organizations_with_this_scope, Congress for Progressive Change
All Nigeria Peoples Party, organization.organization.geographic_scope, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, Nigeria Labour Congress
President of Nigeria, government.government_office_or_title.office_holders, m.0gkhs65
Nigeria, common.topic.webpage, m.0b6s2z_
Nigeria, location.country.administrative_divisions, Ekiti State
Nigeria, organization.organization_scope.organizations_with_this_scope, Advanced Congress of Democrats
Nigeria, common.topic.webpage, m.0j1b_4y
Social Democratic Party, organization.organization.geographic_scope, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Plateau State
Nigeria, location.country.currency_formerly_used, Nigerian pound
Nigeria, base.aareas.schema.administrative_area.subdividing_type, Nigerian state
Nigerian local government area, freebase.type_hints.included_types, Topic
Nigeria, base.aareas.schema.administrative_area.administrative_children, Oyo State
Nigeria, common.topic.subject_of, Femi Hamzat
Socialist Workers and Farmers Party of Nigeria, organization.organization.geographic_scope, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, Communist Party of Nigeria and the Cameroons
Nigeria, base.aareas.schema.administrative_area.administrative_children, Nasarawa State
West Africa, book.book_subject.works, Nigeria under Igbo rule
Alliance for Democracy, organization.organization.geographic_scope, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, All Nigeria Peoples Party
Nigeria, organization.organization_scope.organizations_with_this_scope, Nigerian Communist Party
Nigeria, location.country.administrative_divisions, Federal Capital Territory
Nigeria, location.location.partiallycontains, m.0wg8_cm
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hspwh
Nigerian state, base.aareas.schema.administrative_area_type.sovereignty, Nigeria
Taraba State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
National Conscience Party, organization.organization.geographic_scope, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, National Democratic Coalition
United National Independence Party, organization.organization.geographic_scope, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, United National Independence Party
m.010hsp_3, government.government_position_held.jurisdiction_of_office, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, People's Redemption Party
Nigeria, location.statistical_region.energy_use_per_capita, g.124617tf2
Nigerian pound, common.topic.article, m.0963bp
Nigeria, base.aareas.schema.administrative_area.administrative_children, Osun State
m.0gkhs5j, government.government_position_held.jurisdiction_of_office, Nigeria
Ethnic politics in Kenya and Nigeria, book.written_work.subjects, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, g.1245z7gyb
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5x8x
Nigeria, organization.organization_scope.organizations_with_this_scope, National Republican Convention
Nigeria, base.aareas.schema.administrative_area.administrative_children, Zamfara State
Nigeria, government.governmental_jurisdiction.agencies, State Security Service
Unity Party of Nigeria, organization.organization.geographic_scope, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, Convention People's Party of Nigeria and the Cameroons
Nigeria, organization.organization_scope.organizations_with_this_scope, United Middle Belt Congress
Nigeria, location.statistical_region.energy_use_per_capita, g.1245zcfng
Gombe State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigeria, location.country.capital, Abuja
Nigeria, location.statistical_region.energy_use_per_capita, g.12460pbky
Thisday, book.newspaper.circulation_areas, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, Nigerian People's Party
Nigeria, location.statistical_region.energy_use_per_capita, g.12460r13_
Nasarawa State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigerian Communist Party, organization.organization.geographic_scope, Nigeria
Ethnic politics in Kenya and Nigeria, book.written_work.subjects, Africa
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xbn
Nigeria, organization.organization_scope.organizations_with_this_scope, Northern Progressive Front
Nigeria, location.location.partiallycontains, m.0wg8_d2
Nigeria, organization.organization_scope.organizations_with_this_scope, Grassroots Democratic Movement
Kaduna State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigeria, location.statistical_region.energy_use_per_capita, g.12460n6l5
Nigeria, organization.organization_scope.organizations_with_this_scope, Northern People's Congress
Nigeria, location.statistical_region.gender_balance_members_of_parliament, g.1s062s9kb
Enugu State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigerian Civil War, base.culturalevent.event.entity_involved, Nigeria
Nigerian People's Party, organization.organization.geographic_scope, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Lagos State
Nigeria, organization.organization_scope.organizations_with_this_scope, All Progressives Congress
Nigerian local government area, base.aareas.schema.administrative_area_type.subdivides_type, Nigerian state
Fresh Democratic Party, organization.organization.geographic_scope, Nigeria
1966 Nigerian coup d'état, time.event.locations, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, g.1245zw3_f
Nigeria, organization.organization_scope.organizations_with_this_scope, Democratic Socialist Movement
Anambra State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigeria, government.governmental_jurisdiction.governing_officials, m.0gkhs6f
Yobe State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigeria, base.aareas.schema.administrative_area.administrative_children, Cross River State
Nigeria, base.aareas.schema.administrative_area.administrative_children, Kogi State
Nigeria, government.governmental_jurisdiction.governing_officials, m.0gkhs59
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5x8g
Nigeria, organization.organization_scope.organizations_with_this_scope, All Progressives Grand Alliance
Nigeria, base.aareas.schema.administrative_area.pertinent_type, Nigerian local government area
Nigeria, base.aareas.schema.administrative_area.administrative_children, Bayelsa State
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5x8p
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xhs
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hsp_3
Nigeria, government.governmental_jurisdiction.governing_officials, m.0gkhs5j
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xfl
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xjn
Nigeria, organization.organization_scope.organizations_with_this_scope, United Nigeria Congress Party
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xhk
Nigeria, organization.organization_scope.organizations_with_this_scope, Fresh Democratic Party
Nigeria, government.governmental_jurisdiction.governing_officials, m.010vl_02
Democratic Party of Nigeria and the Cameroons, organization.organization.geographic_scope, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xd5
All Progressives Congress, organization.organization.geographic_scope, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Kano State
Nigerian local government area, base.aareas.schema.administrative_area_type.iso_country, Nigeria
Nigeria, location.location.partiallycontains, m.0wg8_d7
Nigeria, base.aareas.schema.administrative_area.administrative_children, Benué State
Nigeria, location.statistical_region.energy_use_per_capita, g.1245zcvcr
Nigeria Labour Congress, organization.organization.geographic_scope, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xhb
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xcr
Nigeria, location.statistical_region.energy_use_per_capita, g.1245z8dwt
Nigerian pound, common.topic.notable_for, g.125c1d4g4
People's Democratic Party, organization.organization.geographic_scope, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, g.12460fdnn
Nigeria, book.book_subject.works, Nigeria under Igbo rule
m.04m4rq7, common.webpage.topic, Nigerian pound
Nigeria, base.aareas.schema.administrative_area.administrative_children, Kebbi State
Nigeria, location.location.containedby, Africa
Action Congress of Nigeria, organization.organization.geographic_scope, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xc2
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5x93
m.0gkhs6f, government.government_position_held.jurisdiction_of_office, Nigeria
The Sun, book.newspaper.circulation_areas, Nigeria
m.09wxdlk, common.webpage.topic, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, g.1245z_my9
Nigeria, base.aareas.schema.administrative_area.administrative_children, Yobe State
Nigeria, location.statistical_region.energy_use_per_capita, g.1245_jl_1
Congress for Progressive Change, organization.organization.geographic_scope, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, g.1245_70qb
Nigeria, location.country.form_of_government, Presidential system
Nigeria, organization.organization_scope.organizations_with_this_scope, People's Democratic Party
m.0gkhs7g, government.government_position_held.jurisdiction_of_office, Nigeria
Advanced Congress of Democrats, organization.organization.geographic_scope, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xb6
Nigeria, location.statistical_region.energy_use_per_capita, g.12460dnjc
Nigeria, common.topic.webpage, m.09wxdlk
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5x9s
Democratic Alternative, organization.organization.geographic_scope, Nigeria
Nigeria, periodicals.newspaper_circulation_area.newspapers, The Punch
Great Nigeria People's Party, organization.organization.geographic_scope, Nigeria
Nigeria, government.governmental_jurisdiction.governing_officials, m.010ghnzr
Nigeria, base.aareas.schema.administrative_area.administrative_children, Federal Capital Territory
Nigeria, location.statistical_region.energy_use_per_capita, g.124608x8j
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xft
Nigerian pound, finance.currency.countries_formerly_used, Nigeria
Nigeria, location.statistical_region.gender_balance_members_of_parliament, g.11b71tmz82
Nigeria, location.statistical_region.energy_use_per_capita, g.1246084z5
Edo State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigeria, government.governmental_jurisdiction.government_bodies, National Assembly
Nigeria, organization.organization_scope.organizations_with_this_scope, Oodua Peoples Congress
Nigeria, organization.organization_scope.organizations_with_this_scope, Ibadan Peoples Party
Nigeria, location.location.partiallycontains, m.0wg8_cy
Nigeria, location.statistical_region.energy_use_per_capita, g.1245_w4zh
Nigeria, government.governmental_jurisdiction.agencies, National Bureau of Statistics of Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, g.12461375t
Nigeria, location.statistical_region.energy_use_per_capita, g.1245zgfgn
Nigeria, location.statistical_region.gender_balance_members_of_parliament, g.1hhc3pjc4
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5x87
Nigeria, base.aareas.schema.administrative_area.administrative_children, Edo State
Nigeria, base.aareas.schema.administrative_area.administrative_children, Gombe State
Nigeria, location.statistical_region.gender_balance_members_of_parliament, g.1hhc4fs5l
Nigeria, location.statistical_region.energy_use_per_capita, g.1245ywqrq
Federal Capital Territory, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigeria, base.aareas.schema.administrative_area.administrative_children, Niger State
Nigeria, location.statistical_region.energy_use_per_capita, g.1245z25q8
Nigeria, organization.organization_scope.organizations_with_this_scope, Unity Party of Nigeria
Nigeria, government.governmental_jurisdiction.agencies, Nigerian Federal Ministry of Agriculture
Nigerian state, base.aareas.schema.administrative_area_type.iso_country, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, Accord
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hspsf
Senate, government.governmental_body.jurisdiction, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, National Democratic Party
Niger State, base.aareas.schema.administrative_area.administrative_parent, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, g.1245zqykq
Nigeria, organization.organization_scope.organizations_with_this_scope, Alliance for Democracy
Zamfara State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigeria, base.aareas.schema.administrative_area.administrative_children, Akwa Ibom State
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5x9_
Nigeria, organization.organization_scope.organizations_with_this_scope, Communist Party of Nigeria
Progressive Peoples Alliance, organization.organization.geographic_scope, Nigeria
Nigeria, location.country.administrative_divisions, Plateau State
Nigeria, organization.organization_scope.organizations_with_this_scope, Dynamic Party
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xjw
President of Nigeria, government.government_office_or_title.office_holders, m.010vl_02
Nigeria, location.statistical_region.gender_balance_members_of_parliament, g.1hhc4bpw8
Government in Kano, 1350-1950, book.written_work.subjects, Nigeria
All People's Party, organization.organization.geographic_scope, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Katsina State
Nigeria, base.aareas.schema.administrative_area.administrative_children, Anambra State
Democratic Socialist Movement, organization.organization.geographic_scope, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, g.12460m865
Nigeria, location.location.partially_contains, Sahel
Nigeria, base.aareas.schema.administrative_area.administrative_children, Ogun State
Nigeria, organization.organization_scope.organizations_with_this_scope, Labour Party
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xbw
Nigeria, location.statistical_region.energy_use_per_capita, g.1245yw4d0
Nigeria, government.governmental_jurisdiction.agencies, Defence Intelligence Agency
Nigeria, location.statistical_region.gender_balance_members_of_parliament, g.1hhc4nr_y
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xdy
Nigeria, organization.organization_scope.organizations_with_this_scope, United Nigeria People's Party
Oyo State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Progressive Governors Forum, organization.organization.geographic_scope, Nigeria
Nigeria, government.governmental_jurisdiction.governing_officials, m.0gkhs76
Nigeria, base.aareas.schema.administrative_area.administrative_area_type, Sovereign state
Nigeria, base.aareas.schema.administrative_area.administrative_children, Enugu State
Dynamic Party, organization.organization.geographic_scope, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xg0
Nigeria, organization.organization_scope.organizations_with_this_scope, People's Salvation Party
Nigeria, base.aareas.schema.administrative_area.administrative_children, Taraba State
Nigeria, base.aareas.schema.administrative_area.administrative_children, Adamawa State
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5x9k
Nigeria, location.country.form_of_government, Federal republic
Nigeria, base.aareas.schema.administrative_area.pertinent_type, Nigerian state
House of Representatives, government.governmental_body.jurisdiction, Nigeria
Nigeria under Igbo rule, book.written_work.subjects, West Africa
Nigeria, periodicals.newspaper_circulation_area.newspapers, The Sun
Nigeria, government.governmental_jurisdiction.government_positions, President of Nigeria
Democratic People's Party, organization.organization.geographic_scope, Nigeria
The trouble with Nigeria, book.written_work.subjects, Africa
Nigerian pound, location.country.currency_formerly_used, Nigeria
Nigeria Advance Party, organization.organization.geographic_scope, Nigeria
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hgks5
Action Congress of Nigeria, common.topic.subject_of, Femi Hamzat
Nigerian Federal Ministry of Commerce, government.government_agency.jurisdiction, Nigeria
Nigeria, location.country.administrative_divisions, Niger State
Nigerian Federal Ministry of Agriculture, government.government_agency.jurisdiction, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_parent, Earth
Nigeria, base.aareas.schema.administrative_area.administrative_children, Sokoto State
Nigeria, location.statistical_region.energy_use_per_capita, g.1s05_dm6p
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xh3
Nigerian pound, common.topic.notable_types, Currency
Ekiti State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
National Assembly, government.governmental_body.jurisdiction, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Abia State
Nigeria, location.statistical_region.gender_balance_members_of_parliament, g.1hhc403_l
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xh_
Nigeria, location.statistical_region.energy_use_per_capita, g.1245znx4k
Nigeria, government.governmental_jurisdiction.government_bodies, Senate
United Nigeria People's Party, organization.organization.geographic_scope, Nigeria
m.0b6s2z_, common.webpage.topic, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, Democratic Party of Nigeria and the Cameroons
Nigeria, location.statistical_region.energy_use_per_capita, g.1245yzf2v
Nigeria, location.statistical_region.gender_balance_members_of_parliament, g.1hhc3pjkz
m.0gkhs59, government.government_position_held.jurisdiction_of_office, Nigeria
West Africa, book.book_subject.works, Ethnic politics in Kenya and Nigeria
Nigeria, book.book_subject.works, Hakeem Olajuwon
Nigeria, base.aareas.schema.administrative_area.administrative_children, Ebonyi State
Nigerian naira, finance.currency.countries_used, Nigeria
Federal republic, government.form_of_government.countries, Nigeria
Communist Party of Nigeria and the Cameroons, organization.organization.geographic_scope, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, Progressive Governors Forum
Nigeria, common.topic.subject_of, Akinwunmi Ambode
Lagos State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigeria, government.governmental_jurisdiction.governing_officials, m.0gkhs7g
Nigeria, government.form_of_government.countries, Presidential system
Nigerian Youth Movement, organization.organization.geographic_scope, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xg7
Nigeria, location.statistical_region.energy_use_per_capita, g.1245__r1c
Nigeria, government.governmental_jurisdiction.agencies, Nigerian Electricity Regulatory Commission
Nigeria, organization.organization_scope.organizations_with_this_scope, Midwest Democratic Front
Nigeria, location.statistical_region.external_debt_stock, g.1hhc3fscz
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xj6
National Party of Nigeria, organization.organization.geographic_scope, Nigeria
Nigeria, location.location.events, Nigerian Civil War
Bayelsa State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigeria, organization.organization_scope.organizations_with_this_scope, Socialist Party of Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, National Council of Nigeria and the Cameroons
Nigeria, location.statistical_region.energy_use_per_capita, g.1245zqykr
Nigeria, government.governmental_jurisdiction.governing_officials, m.010ghlg0
Communist Party of Nigeria, organization.organization.geographic_scope, Nigeria
Nigeria, book.book_subject.works, Home and exile
Nigeria, base.aareas.schema.administrative_area.administrative_children, Kwara State
Nigeria, location.statistical_region.gender_balance_members_of_parliament, g.1hhc50537
Nigeria, location.statistical_region.energy_use_per_capita, g.1245ytnvw
President of Nigeria, government.government_office_or_title.jurisdiction, Nigeria
Nigeria, book.book_subject.works, The trouble with Nigeria
Nigeria, location.statistical_region.gender_balance_members_of_parliament, g.1hhc425y9
Kwara State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigeria, location.statistical_region.gender_balance_members_of_parliament, g.1hhc4gvd_
Nigerian local government area, base.uncommon.topic.exceptions, City/Town/Village should pertain to Ghana, since City/Town/Village subdivides Ghanaian Municipal District.
Nigeria, location.statistical_region.energy_use_per_capita, g.1245_0sgf
Nigeria, base.aareas.schema.administrative_area.administrative_children, Imo State
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xgx
Nigeria, location.location.partiallycontains, m.012m7xmp
Convention People's Party of Nigeria and the Cameroons, organization.organization.geographic_scope, Nigeria
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hspv1
Nigeria, base.aareas.schema.administrative_area.administrative_children, Rivers State
National Democratic Coalition, organization.organization.geographic_scope, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, g.124615p7t
Nigeria, location.statistical_region.energy_use_per_capita, g.12460__2t
Nigeria, common.topic.webpage, m.0b47fb1
Nigerian state, base.aareas.schema.administrative_area_type.subdivides_place, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xcj
Nigeria, location.location.containedby, West Africa
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xgp
Nigeria, government.governmental_jurisdiction.government_bodies, House of Representatives
Nigerian local government area, base.aareas.schema.administrative_area_type.pertains_to, Nigeria
Nigeria, common.topic.notable_types, Country
Nigerian state, base.aareas.schema.administrative_area_type.subdividing_type, Nigerian local government area
Nigeria, location.location.partiallycontains, m.0wg8_dd
Nigerian pound, common.topic.webpage, m.04m4rq7
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xjf
Abia State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigeria, organization.organization_scope.organizations_with_this_scope, Social Democratic Party
Nigeria, location.statistical_region.energy_use_per_capita, g.1245_4m5n
Nigeria, organization.organization_scope.organizations_with_this_scope, Progressive Peoples Alliance
Nigeria, government.governmental_jurisdiction.agencies, Nigerian Federal Ministry of Education
Nigeria, location.statistical_region.gender_balance_members_of_parliament, g.1hhc431nx
Ethnic politics in Kenya and Nigeria, book.written_work.subjects, West Africa
Nigeria under Igbo rule, book.written_work.subjects, Africa
Nigeria, location.location.events, Occupy Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, National Conscience Party
Nigeria, location.country.currency_used, Nigerian naira
Niger State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigeria, base.aareas.schema.administrative_area.administrative_children, Borno State
Nigeria, book.book_subject.works, No Longer at Ease
Nigeria, government.governmental_jurisdiction.governing_officials, m.010ghllc
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xc9
Nigeria, organization.organization_scope.organizations_with_this_scope, Nigerian National Democratic Party
Lagos State, base.aareas.schema.administrative_area.administrative_parent, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, Great Nigeria People's Party
Nigerian local government area, base.aareas.schema.administrative_area_type.sovereignty, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xcz
National Republican Convention, organization.organization.geographic_scope, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, All People's Party
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5x9b
United Nigeria Congress Party, organization.organization.geographic_scope, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Ekiti State
m.0gkhs76, government.government_position_held.jurisdiction_of_office, Nigeria
Nigeria, location.location.events, 1966 Nigerian coup d'état
Nigeria, location.location.partiallycontains, m.0wg8_cg
Kebbi State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigeria, government.governmental_jurisdiction.governing_officials, m.0gkhs65
Nigeria, book.book_subject.works, Emeka
Socialist Party of Nigeria, organization.organization.geographic_scope, Nigeria
Nigeria, common.topic.image, Nigeria sm02
Nigeria, common.topic.article, m.05ch4
Nigeria, base.aareas.schema.administrative_area.administrative_children, Bauchi State
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hsp_v
Nigeria, book.book_subject.works, Ethnic politics in Kenya and Nigeria
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hspqb
Nigeria, organization.organization_scope.organizations_with_this_scope, Nigeria Advance Party
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xbf
Presidential system, government.form_of_government.countries, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xgg
The trouble with Nigeria, book.written_work.subjects, West Africa
Nigeria, book.book_subject.works, Government in Kano, 1350-1950
Nigeria, common.topic.notable_for, g.125bs_7r4
Nigeria, government.governmental_jurisdiction.agencies, Nigerian Federal Ministry of Commerce
Nigeria, organization.organization_scope.organizations_with_this_scope, Democratic Alternative
Nigeria, location.statistical_region.energy_use_per_capita, g.12460g3q2
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xdd
West Africa, book.book_subject.works, The trouble with Nigeria
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hsq1g
Nigeria, location.statistical_region.gender_balance_members_of_parliament, g.1hhc4469_
Northern People's Congress, organization.organization.geographic_scope, Nigeria
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xfc
Nigeria, location.statistical_region.energy_use_per_capita, m.0nf5xf4
Nigeria, base.aareas.schema.administrative_area.administrative_children, Ondo State
Grassroots Democratic Movement, organization.organization.geographic_scope, Nigeria
Nigeria, government.governmental_jurisdiction.governing_officials, m.010ghpnr
Nigerian state, base.aareas.schema.administrative_area_type.pertains_to, Nigeria
Jigawa State, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigeria, location.statistical_region.energy_use_per_capita, g.1245zg_vm
Nigeria, base.ontologies.ontology_instance.equivalent_instances, m.07nffc2

Answer: Presidential system
Federal republic