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 are the governmental systems called in the country where Nigerian naira is the official currency? 
Knowledge Triplets: Lagos State, location.administrative_division.country, Nigeria
Nigeria, common.topic.webpage, m.0j1b_4y
Nigeria, location.statistical_region.official_development_assistance, g.1hhc45_tt
Nigeria, location.statistical_region.official_development_assistance, g.1hhc51pv9
President of Nigeria, government.government_office_or_title.office_holders, m.0gkhs59
National Bureau of Statistics of Nigeria, government.government_agency.jurisdiction, Nigeria
Nigeria, location.statistical_region.official_development_assistance, g.1q5jxqygc
Nigeria, base.aareas.schema.administrative_area.administrative_children, Yobe State
Nigeria, location.country.administrative_divisions, Yobe State
m.0h_1d0b, government.national_anthem_of_a_country.country, Nigeria
Abia State, location.administrative_division.country, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_area_type, Sovereign state
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6yj
Nigerian Federal Ministry of Agriculture, government.government_agency.jurisdiction, Nigeria
Nigerian state, base.aareas.schema.administrative_area_type.iso_country, Nigeria
Oyo State, location.administrative_division.country, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Borno State
Nigeria, government.governmental_jurisdiction.government_positions, President of Nigeria
Nigeria, location.statistical_region.official_development_assistance, g.1hhc4vdrm
Nigeria, location.country.form_of_government, Federal republic
Nigeria, base.aareas.schema.administrative_area.administrative_children, Bayelsa State
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3d339
Nigeria, base.aareas.schema.administrative_area.administrative_children, Kebbi State
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3sr6f
m.0gkhs6f, government.government_position_held.jurisdiction_of_office, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Akwa Ibom State
Nigeria, location.statistical_region.official_development_assistance, g.1hhc51pmv
Nigerian People's Party, organization.organization.geographic_scope, Nigeria
Nigeria, location.statistical_region.official_development_assistance, g.1hhc44k0f
Nigeria, location.statistical_region.official_development_assistance, g.1hhc51wzj
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6xj
Nigeria, base.aareas.schema.administrative_area.administrative_children, Katsina State
m.0b47fb1, common.webpage.topic, Nigeria
Nigeria, organization.organization_member.member_of, m.04dds5y
Nigeria, base.aareas.schema.administrative_area.administrative_children, Imo State
m.0gkhs76, government.government_position_held.jurisdiction_of_office, Nigeria
Nigerian pound, common.topic.notable_types, Currency
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6tw
Nigeria, location.country.administrative_divisions, Imo State
Nigeria, location.country.administrative_divisions, Edo State
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hspqb
m.0gkhs65, government.government_position_held.office_position_or_title, President of Nigeria
National Assembly, government.governmental_body.jurisdiction, Nigeria
Nigerian Electricity Regulatory Commission, government.government_agency.jurisdiction, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Ebonyi State
Nigeria, book.book_subject.works, Nigeria under Igbo rule
Nigeria, base.aareas.schema.administrative_area.administrative_children, Ekiti State
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3f_52
Nigeria, base.aareas.schema.administrative_area.administrative_children, Enugu State
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6ys
Nigerian Federal Ministry of Education, government.government_agency.jurisdiction, Nigeria
Nigeria, government.governmental_jurisdiction.governing_officials, m.010ghpnr
Nigerian local government area, base.aareas.schema.administrative_area_type.iso_country, Nigeria
Nigeria under Igbo rule, book.written_work.subjects, West Africa
Nigeria, location.statistical_region.official_development_assistance, g.1hhc4xvmg
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3b9lj
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3kp6y
Nigeria, common.topic.webpage, m.0b47fb1
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6qh
Nigeria, location.country.form_of_government, Federal republic
Nigeria, location.country.internet_tld, ng
Federal Capital Territory, location.administrative_division.country, Nigeria
Anambra State, location.administrative_division.country, Nigeria
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6tc
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6tm
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6vk
Nigeria, base.aareas.schema.administrative_area.administrative_children, Federal Capital Territory
Nigeria, book.book_subject.works, Half of a Yellow Sun
m.010hspsf, government.government_position_held.jurisdiction_of_office, Nigeria
m.0gkhs6f, government.government_position_held.office_position_or_title, President of Nigeria
Kano State, location.administrative_division.country, Nigeria
President of Nigeria, government.government_office_or_title.jurisdiction, Nigeria
Presidential system, government.form_of_government.countries, Nigeria
Nigerian local government area, base.aareas.schema.administrative_area_type.sovereignty, Nigeria
Nigeria, location.country.capital, Abuja
Ondo State, location.administrative_division.country, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Niger State
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6w8
President of Nigeria, government.government_office_or_title.office_holders, m.010vl_02
Nigerian naira, common.topic.image, Naira Banknotes
Government in Kano, 1350-1950, book.written_work.subjects, Nigeria
Nigeria, location.statistical_region.official_development_assistance, g.1hhc4l4gv
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3glng
m.010hsp_v, government.government_position_held.jurisdiction_of_office, Nigeria
m.0gkhs59, government.government_position_held.jurisdiction_of_office, Nigeria
Nigeria, government.governmental_jurisdiction.government_bodies, House of Representatives
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3t8fz
Nigeria, base.aareas.schema.administrative_area.administrative_children, Osun State
Front of a 2001 500 naira banknote, common.image.size, m.029gb6v
Kebbi State, location.administrative_division.country, Nigeria
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6r_
Nigeria, organization.organization_member.member_of, m.05kyqtr
Nigeria, organization.organization_scope.organizations_with_this_scope, National Party of Nigeria
Nigeria, location.country.administrative_divisions, Oyo State
Nigeria, book.book_subject.works, No Longer at Ease
Nigeria, location.country.administrative_divisions, Rivers State
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3w060
Nigeria, government.governmental_jurisdiction.agencies, Nigerian Federal Ministry of Education
Ogun State, location.administrative_division.country, Nigeria
Nigeria, location.statistical_region.gni_in_ppp_dollars, g.12460x5kz
Nigeria, organization.organization_member.member_of, m.04ddst2
Nigeria, location.statistical_region.official_development_assistance, g.1hhc4j8x7
Nigeria, base.aareas.schema.administrative_area.administrative_children, Benué State
Nigeria sm02, common.image.appears_in_topic_gallery, Nigeria
m.010ghllc, government.government_position_held.jurisdiction_of_office, Nigeria
State Security Service, government.government_agency.jurisdiction, Nigeria
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6qr
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6s7
Nigerian naira, common.topic.webpage, m.04m0cv8
m.0gkhs7g, government.government_position_held.jurisdiction_of_office, Nigeria
Nigeria, government.governmental_jurisdiction.governing_officials, m.010vl_02
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6sr
Nigeria, location.country.administrative_divisions, Borno State
m.04m0cv8, common.webpage.topic, Nigerian naira
Nigerian naira, common.topic.webpage, m.04m0cv3
Nigeria, location.statistical_region.gni_in_ppp_dollars, g.1245_4dm1
Nigeria, location.country.administrative_divisions, Lagos State
Currency Formerly Used, rdf-schema#domain, Country
Nigeria, location.statistical_region.official_development_assistance, g.1hhc42v_x
Nigeria, location.statistical_region.official_development_assistance, g.1hhc4l4gt
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3m0hf
Nigeria, location.country.administrative_divisions, Kwara State
Nigeria, location.statistical_region.official_development_assistance, g.1hhc41wxn
Nigeria, location.country.administrative_divisions, Taraba State
Akwa Ibom State, location.administrative_division.country, Nigeria
Thisday, book.newspaper.circulation_areas, Nigeria
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3_kzc
Nigeria, base.aareas.schema.administrative_area.administrative_children, Kogi State
Nigeria, base.aareas.schema.administrative_area.administrative_children, Anambra State
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3v92g
Nigeria, location.country.administrative_divisions, Ekiti State
Nigeria, government.governmental_jurisdiction.agencies, National Bureau of Statistics of Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Taraba State
m.010hsq1g, government.government_position_held.jurisdiction_of_office, Nigeria
Nigeria, book.book_subject.works, Hakeem Olajuwon
Nigeria, base.aareas.schema.administrative_area.administrative_children, Jigawa State
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.gni_in_ppp_dollars, m.0nfc6y0
Nigeria, book.book_subject.works, The trouble with Nigeria
Nigeria, location.country.administrative_divisions, Jigawa State
Nigeria, location.statistical_region.gni_in_ppp_dollars, g.1245zr3m3
Nigeria, location.country.administrative_divisions, Bauchi State
Nigeria, location.country.administrative_divisions, Ebonyi State
m.010vl_02, government.government_position_held.office_position_or_title, President of Nigeria
Nigeria, location.country.administrative_divisions, Bayelsa State
Nigeria, base.aareas.schema.administrative_area.administrative_parent, Earth
Nigeria, base.aareas.schema.administrative_area.administrative_children, Nasarawa State
Nigeria, location.country.currency_used, Nigerian naira
Nigeria, location.country.currency_formerly_used, Nigerian pound
Nigerian state, base.aareas.schema.administrative_area_type.subdividing_type, Nigerian local government area
Nigeria, common.topic.article, m.05ch4
Zamfara State, location.administrative_division.country, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Kaduna State
Nigeria, location.country.administrative_divisions, Benué State
Enugu State, location.administrative_division.country, Nigeria
Nigeria, location.statistical_region.gni_in_ppp_dollars, g.1245zfw10
Nigeria, base.aareas.schema.administrative_area.administrative_children, Zamfara State
Nigerian state, base.aareas.schema.administrative_area_type.subdivides_place, Nigeria
m.011c0_5d, sports.competitor_country_relationship.country, Nigeria
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6rr
Nigeria, government.governmental_jurisdiction.government_bodies, National Assembly
m.010ghpnr, government.government_position_held.jurisdiction_of_office, Nigeria
Nigeria, location.country.administrative_divisions, Kano Emirate Council
Nigeria, location.country.administrative_divisions, Eti-Osa East
m.0gkhs5j, government.government_position_held.jurisdiction_of_office, Nigeria
Nigeria, organization.organization_member.member_of, m.04kc4t8
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3f8m8
Nigerian naira, common.topic.notable_for, g.1256y1xtn
Currency Used, rdf-schema#domain, Country
Nigeria, location.statistical_region.official_development_assistance, g.1hhc40jx4
Nigeria, government.governmental_jurisdiction.governing_officials, m.0gkhs7g
Nigeria, base.aareas.schema.administrative_area.administrative_children, Ogun State
Nigeria, organization.organization_scope.organizations_with_this_scope, National Council of Nigeria and the Cameroons
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3b2mz
Nigeria, location.country.administrative_divisions, Kebbi State
Nigeria, government.governmental_jurisdiction.governing_officials, m.010ghllc
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6xs
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hspv1
Nigeria, location.country.administrative_divisions, Cross River State
Nigeria, government.governmental_jurisdiction.agencies, Nigerian Electricity Regulatory Commission
Nigeria, location.statistical_region.official_development_assistance, g.1hhc54vbk
Nigeria, location.country.administrative_divisions, Niger State
Nigeria, organization.organization_scope.organizations_with_this_scope, Convention People's Party of Nigeria and the Cameroons
Kaduna State, location.administrative_division.country, Nigeria
m.010ghlg0, government.government_position_held.jurisdiction_of_office, Nigeria
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6r7
Nigeria, location.country.administrative_divisions, Abia State
Ekiti State, location.administrative_division.country, Nigeria
Kwara State, location.administrative_division.country, Nigeria
Nigeria, location.country.administrative_divisions, Zamfara State
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6y8
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hgks5
Nigeria, location.country.administrative_divisions, Federal Capital Territory
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3ltzn
Eti-Osa East, location.administrative_division.country, Nigeria
Nigeria, location.statistical_region.official_development_assistance, g.1hhc42fgd
Nigeria, location.country.administrative_divisions, Anambra State
naira sign, common.image.size, m.01x3qlk
Katsina State, location.administrative_division.country, Nigeria
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3pyc8
Nigeria, organization.organization_member.member_of, m.04p8xt3
Nigerian local government area, base.aareas.schema.administrative_area_type.pertains_to, Nigeria
Nigeria, location.country.administrative_divisions, Kogi State
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3yvf6
National Council of Nigeria and the Cameroons, organization.organization.geographic_scope, Nigeria
Nigerian naira, common.topic.article, m.018cgc
Nigeria, location.country.administrative_divisions, Kano State
Nigeria, location.country.official_language, English Language
m.09wxdlk, common.webpage.topic, Nigeria
Senate, government.governmental_body.jurisdiction, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, National Planning Commission of Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Sokoto State
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3k0rt
Nigeria, common.topic.image, Nigeria sm02
Nigeria, location.statistical_region.official_development_assistance, g.1hhc512_t
Nigeria, base.aareas.schema.administrative_area.administrative_children, Delta State
m.0b6s2z_, common.webpage.topic, Nigeria
Nigeria, location.statistical_region.gni_in_ppp_dollars, g.12460tj5h
Nigeria, organization.organization_member.member_of, m.04cn1t2
Nigeria, government.form_of_government.countries, Presidential system
Defence Intelligence Agency, government.government_agency.jurisdiction, Nigeria
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6wj
Nigeria, location.statistical_region.official_development_assistance, g.1hhc37x55
President of Nigeria, government.government_office_or_title.office_holders, m.0gkhs6f
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3m7c7
Nigeria, government.governmental_jurisdiction.agencies, State Security Service
Federal Capital Territory, base.aareas.schema.administrative_area.administrative_area_type, Nigerian state
Nigeria, location.statistical_region.gni_in_ppp_dollars, g.1245zcf9_
Nigeria, common.topic.notable_for, g.125bs_7r4
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6v3
Nigeria, location.statistical_region.official_development_assistance, g.1hhc4k9z2
Nigerian state, freebase.type_hints.included_types, Topic
Nigeria, common.topic.webpage, m.09wxdlk
Enugu State, base.biblioness.bibs_location.country, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Bauchi State
Nigeria, location.statistical_region.official_development_assistance, g.1hhc53c9_
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6rh
Nigeria, location.statistical_region.official_development_assistance, g.1hhc4mcm7
Nigeria, location.country.administrative_divisions, Plateau State
Nigeria, location.statistical_region.gni_in_ppp_dollars, g.12tb6g4k3
Nigeria, location.country.national_anthem, m.0w8ff8v
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6p_
Nigeria, location.statistical_region.official_development_assistance, g.1hhc4f8fd
Naira Banknotes, common.image.size, m.04qyjr7
House of Representatives, government.governmental_body.jurisdiction, Nigeria
m.010ghnzr, government.government_position_held.jurisdiction_of_office, Nigeria
Nigeria, government.governmental_jurisdiction.agencies, Nigerian Federal Ministry of Commerce
Nigeria, base.aareas.schema.administrative_area.administrative_children, Kano State
Nigeria, book.book_subject.works, Government in Kano, 1350-1950
Nigeria, organization.organization_scope.organizations_with_this_scope, United National Independence Party
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hspwh
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hsp_3
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3msc7
Nigeria, location.country.second_level_divisions, Eti-Osa East
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hsq1g
m.0gkhs59, government.government_position_held.office_position_or_title, President of Nigeria
Nigeria, location.country.administrative_divisions, Sokoto State
m.0w8ff8v, government.national_anthem_of_a_country.country, Nigeria
Nigeria, government.governmental_jurisdiction.government_bodies, Senate
Nigeria, location.statistical_region.official_development_assistance, g.1hhc4mx__
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6z8
Nigeria, location.country.administrative_divisions, Delta State
Nigeria, location.statistical_region.gni_in_ppp_dollars, g.1245z2s7z
Nigeria, location.statistical_region.gni_in_ppp_dollars, g.124608jyz
Nigeria, common.topic.subject_of, Femi Hamzat
Nigeria, base.aareas.schema.administrative_area.pertinent_type, Nigerian state
Nigeria, location.statistical_region.official_development_assistance, g.1hhc438yl
Nigeria, location.statistical_region.gni_in_ppp_dollars, g.1245_86h3
Nigeria, location.country.administrative_divisions, Osun State
Nigeria, base.aareas.schema.administrative_area.administrative_children, Adamawa State
Nigeria, government.governmental_jurisdiction.agencies, Nigerian Federal Ministry of Agriculture
Nigeria, location.statistical_region.official_development_assistance, g.1hhc4mtx_
Nigeria, government.governmental_jurisdiction.governing_officials, m.0gkhs5j
Nigeria, location.country.form_of_government, Presidential system
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6pr
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6z0
Nigeria, base.aareas.schema.administrative_area.administrative_children, Cross River State
Nigerian naira, common.topic.notable_types, Currency
Nigeria, base.aareas.schema.administrative_area.administrative_children, Gombe State
Nigeria, organization.organization_member.member_of, m.04dj4jc
Nigeria, location.country.administrative_divisions, Katsina State
Nigerian naira, finance.currency.countries_used, Nigeria
Nigerian pound, finance.currency.countries_formerly_used, Nigeria
Nigeria, government.governmental_jurisdiction.governing_officials, m.010ghlg0
Nigeria, book.book_subject.works, Purple Hibiscus
Nigeria, location.country.administrative_divisions, Enugu State
Nigeria, location.statistical_region.gni_in_ppp_dollars, g.1246098g4
Nigeria, location.statistical_region.official_development_assistance, g.1hhc4nfpq
National Planning Commission of Nigeria, organization.organization.geographic_scope, Nigeria
Nigeria, base.aareas.schema.administrative_area.pertinent_type, Nigerian local government area
Nigeria, base.aareas.schema.administrative_area.administrative_children, Abia State
Nigeria under Igbo rule, book.written_work.subjects, Nigeria
Nigerian state, base.aareas.schema.administrative_area_type.pertains_to, Nigeria
Nigeria under Igbo rule, book.written_work.subjects, Africa
Nasarawa State, location.administrative_division.country, Nigeria
Borno State, location.administrative_division.country, Nigeria
Federal Capital Territory, base.aareas.schema.administrative_area.administrative_parent, Nigeria
m.04m0cv3, common.webpage.topic, Nigerian naira
Niger State, location.administrative_division.country, Nigeria
Nigeria, government.governmental_jurisdiction.governing_officials, m.0gkhs6f
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hspsf
Nigeria, government.governmental_jurisdiction.governing_officials, m.010hsp_v
Front of a 2001 500 naira banknote, common.image.appears_in_topic_gallery, Nigerian naira
Nigeria, location.statistical_region.official_development_assistance, g.12cp_jck3
Federal republic, government.form_of_government.countries, Nigeria
Nigerian local government area, freebase.type_hints.included_types, Topic
Nigeria, base.aareas.schema.administrative_area.administrative_children, Plateau State
Nigeria, location.country.administrative_divisions, Akwa Ibom State
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3rdkv
m.011fd1pv, sports.competitor_country_relationship.country, Nigeria
m.010vl_02, government.government_position_held.jurisdiction_of_office, Nigeria
m.010hspwh, government.government_position_held.jurisdiction_of_office, Nigeria
m.010hspqb, government.government_position_held.jurisdiction_of_office, Nigeria
Nigeria, organization.organization_member.member_of, m.011g1ntc
Nigeria, organization.organization_scope.organizations_with_this_scope, Alliance for Democracy
Naira Banknotes, common.image.appears_in_topic_gallery, Nigerian naira
Nigeria, base.aareas.schema.administrative_area.subdividing_type, Nigerian state
Nigeria, location.statistical_region.official_development_assistance, g.1hhc4lc2f
naira sign, common.image.appears_in_topic_gallery, Nigerian naira
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3m08z
Edo State, location.administrative_division.country, Nigeria
Nigerian state, base.aareas.schema.administrative_area_type.sovereignty, Nigeria
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6q7
Nigeria, location.statistical_region.official_development_assistance, g.1hhc515_8
Imo State, location.administrative_division.country, Nigeria
Nigeria, location.country.administrative_divisions, Ondo State
Bayelsa State, location.administrative_division.country, Nigeria
Nigeria, base.aareas.schema.administrative_area.administrative_children, Lagos State
Nigeria, base.aareas.schema.administrative_area.administrative_children, Edo State
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6x8
Nigeria, location.country.national_anthem, m.0h_1d0b
Nigeria, book.book_subject.works, Emeka
Nigeria, base.aareas.schema.administrative_area.administrative_children, Ondo State
Nigeria, government.governmental_jurisdiction.governing_officials, m.010ghnzr
Nigeria, location.country.administrative_divisions, Gombe State
m.0gkhs65, government.government_position_held.jurisdiction_of_office, Nigeria
Nigeria, common.topic.notable_types, Country
m.010hsp_3, government.government_position_held.jurisdiction_of_office, Nigeria
Nigeria, organization.organization_scope.organizations_with_this_scope, Democratic Alternative
Nigerian naira, common.topic.image, Front of a 2001 500 naira banknote
Nigerian local government area, base.aareas.schema.administrative_area_type.subdivides_type, Nigerian state
Nigeria, location.country.administrative_divisions, Adamawa State
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6sh
Nigeria, common.topic.subject_of, Akinwunmi Ambode
Nigeria, base.aareas.schema.administrative_area.administrative_children, Rivers State
m.010hgks5, government.government_position_held.jurisdiction_of_office, Nigeria
Nigeria, location.statistical_region.official_development_assistance, g.1hhc4krgn
Nigeria, location.country.administrative_divisions, Kaduna State
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3ms3v
National Party of Nigeria, organization.organization.geographic_scope, Nigeria
Nigeria, location.country.administrative_divisions, Nasarawa State
Nigeria, base.aareas.schema.administrative_area.administrative_children, Kwara State
Nigeria, base.aareas.schema.administrative_area.administrative_children, Oyo State
Nigeria, location.statistical_region.official_development_assistance, g.1hhc3j9gp
Osun State, location.administrative_division.country, Nigeria
Nigeria, government.governmental_jurisdiction.governing_officials, m.0gkhs59
Nigeria, organization.organization_member.member_of, m.0g5ghq8
Nigeria, government.governmental_jurisdiction.governing_officials, m.0gkhs65
Nigeria, location.country.administrative_divisions, Ogun State
Nigeria, government.governmental_jurisdiction.agencies, Defence Intelligence Agency
Nigerian naira, common.topic.image, naira sign
m.010hspv1, government.government_position_held.jurisdiction_of_office, Nigeria
Nigerian Federal Ministry of Commerce, government.government_agency.jurisdiction, Nigeria
Nigerian naira, location.country.currency_used, Nigeria
Nigeria, location.statistical_region.gni_per_capita_in_ppp_dollars, g.1245_b1kh
m.0j1b_4y, common.webpage.topic, Nigeria
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6x0
Nigeria, common.topic.webpage, m.0b6s2z_
President of Nigeria, government.government_office_or_title.office_holders, m.0gkhs65
Nigeria, location.statistical_region.gni_in_ppp_dollars, m.0nfc6w0
Nigeria, government.governmental_jurisdiction.governing_officials, m.0gkhs76

Answer: Presidential system
Federal republic