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: The country that has the national anthem National Anthem of Saudi Arabia has what type of government system? 
Knowledge Triplets: Unitary state, government.form_of_government.countries, Bangladesh
Composer, freebase.type_profile.published, Published
Absolute monarchy, government.form_of_government.countries, Kingdom of Naples
Dominican Republic, location.country.form_of_government, Unitary state
Islamic state, government.form_of_government.countries, Brunei
Unitary state, government.form_of_government.countries, Peru
Absolute monarchy, government.form_of_government.countries, Roman Kingdom
Abdul Rahman Al-Khateeb, music.artist.track, Saudi-Arabien
Philippines, location.country.form_of_government, Unitary state
Seychelles, location.country.form_of_government, Unitary state
Malawi, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Myanmar
Saudi Arabia, location.country.form_of_government, Absolute monarchy
Arminiya, location.country.form_of_government, Absolute monarchy
Anthem, rdf-schema#range, National Anthem
Georgia, location.country.form_of_government, Unitary state
Oman, location.country.form_of_government, Islamic state
Principality of Serbia, location.country.form_of_government, Absolute monarchy
Unitary state, government.form_of_government.countries, Samoa
Swaziland, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Sweden
Mozambique, location.country.form_of_government, Unitary state
Saudi Arabia, location.country.form_of_government, Absolute monarchy
National anthem, freebase.equivalent_topic.equivalent_type, National Anthem
Absolute monarchy, base.schemastaging.context_name.pronunciation, g.125_m3lnx
Austrian Empire, location.country.form_of_government, Absolute monarchy
Absolute monarchy, government.form_of_government.countries, Central African Empire
New Spain, location.country.form_of_government, Absolute monarchy
Absolute monarchy, government.form_of_government.countries, Qatar
m.0sy5llc, dataworld.gardening_hint.last_referenced_by, Absolute monarchy
Unitary state, government.form_of_government.countries, Ghana
Empire of China, location.country.form_of_government, Absolute monarchy
Absolute monarchy, government.form_of_government.countries, Moravian Serbia
Cyprus, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Cuba
Unitary state, government.form_of_government.countries, Panama
Nicaragua, location.country.form_of_government, Unitary state
m.04q5_60, location.country.national_anthem, Saudi Arabia
Chechen Republic of Ichkeria, location.country.form_of_government, Islamic state
Unitary state, government.form_of_government.countries, Mozambique
National Anthem, freebase.type_profile.published, Published
Abdul Rahman Al-Khateeb, common.topic.notable_for, g.125dx7lcw
Sri Lanka, location.country.form_of_government, Unitary state
Martinique, location.country.form_of_government, Unitary state
United Arab Republic, location.country.form_of_government, Unitary state
Qatar, location.country.form_of_government, Absolute monarchy
Unitary state, government.form_of_government.countries, Oman
Ibrahim Khafaji, music.lyricist.lyrics_written, National Anthem of Saudi Arabia
Lyricist, freebase.type_hints.included_types, Topic
National Anthem of Saudi Arabia, government.national_anthem.national_anthem_of, m.04q5_60
Absolute monarchy, government.form_of_government.countries, United Arab Emirates
Islamic Emirate of Afghanistan, location.country.form_of_government, Islamic state
Absolute monarchy, government.form_of_government.countries, Sultanate of Zanzibar
Unitary state, government.form_of_government.countries, Romania
Kingdom of Commagene, location.country.form_of_government, Absolute monarchy
Absolute monarchy, government.form_of_government.countries, Congo Free State
Singapore, location.country.form_of_government, Unitary state
Oman, location.country.form_of_government, Absolute monarchy
Composer, freebase.type_profile.strict_included_types, Topic
Denmark, location.country.form_of_government, Unitary state
Albanian Kingdom, location.country.form_of_government, Absolute monarchy
Paraguay, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Liberia
Absolute monarchy, government.form_of_government.countries, Aceh Sultanate
Unitary state, government.form_of_government.countries, Ukraine
Unitary state, government.form_of_government.countries, Paraguay
Andorra, location.country.form_of_government, Unitary state
Qu'aiti, location.country.form_of_government, Absolute monarchy
Unitary state, government.form_of_government.countries, Yemen
m.04_8bg0, user.tsegaran.random.taxonomy_entry.subject, Islamic state
National Anthem, type.type.expected_by, Anthem
Mughal Empire, location.country.form_of_government, Absolute monarchy
Tsardom of Russia, location.country.form_of_government, Absolute monarchy
Absolute monarchy, government.form_of_government.countries, Mahra Sultanate
Abdul Rahman Al-Khateeb, music.artist.track, Saudi Arabia
Absolute monarchy, user.avh.default_domain.ellerdale_topic.ellerdale_id, 009a-4405
Unitary state, government.form_of_government.countries, Spain
Absolute monarchy, government.form_of_government.countries, Qu'aiti
Unitary state, government.form_of_government.countries, United Kingdom
Absolute monarchy, government.form_of_government.countries, Grand Duchy of Lithuania
National Anthem of Saudi Arabia, government.national_anthem.national_anthem_of, m.04q5_60
Absolute monarchy, government.form_of_government.countries, Kingdom of Commagene
Islamic state, government.form_of_government.countries, Islamic Emirate of Afghanistan
Tunisia, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Brunei
Peru, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Kazakhstan
Composition, freebase.type_profile.published, Published
Unitary state, government.form_of_government.countries, Papua New Guinea
Kingdom of Travancore, location.country.form_of_government, Absolute monarchy
Ethiopian Empire, location.country.form_of_government, Absolute monarchy
Unitary state, government.form_of_government.countries, Seychelles
Unitary state, government.form_of_government.countries, Swaziland
Unitary state, government.form_of_government.countries, United Arab Republic
Ibrahim Khafaji, common.topic.notable_for, g.125fjpyfq
Sweden, location.country.form_of_government, Unitary state
Abdul Rahman Al-Khateeb, common.topic.notable_types, Composer
Panama, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Palau
National Anthem of Saudi Arabia, common.topic.notable_for, g.1254_dpsc
Emirate of Jabal Shammar, location.country.form_of_government, Absolute monarchy
Anthem, type.property.master_property, National anthem of
Unitary state, government.form_of_government.countries, Andorra
Absolute monarchy, government.form_of_government.countries, United Kingdom of Portugal, Brazil and the Algarves
Absolute monarchy, government.form_of_government.countries, Sultanate of Siak Sri Indrapura
Absolute monarchy, government.form_of_government.countries, Ottoman Empire
Unitary state, government.form_of_government.countries, Rwanda
Absolute monarchy, government.form_of_government.countries, Emirate of Jabal Shammar
Luxembourg, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Iran
Unitary state, government.form_of_government.countries, Timor-Leste
Vanuatu, location.country.form_of_government, Unitary state
Absolute monarchy, government.form_of_government.countries, Empire of China
France, location.country.form_of_government, Unitary state
Brunei, location.country.form_of_government, Islamic state
Unitary state, government.form_of_government.countries, Italy
m.0v265vn, dataworld.gardening_hint.replaced_by, Unitary state
Unitary state, government.form_of_government.countries, Jordan
National Anthem of Saudi Arabia, common.topic.article, m.024mx6
Absolute monarchy, government.form_of_government.countries, Russian Empire
First French Empire, location.country.form_of_government, Absolute monarchy
Absolute monarchy, government.form_of_government.countries, Kingdom of Travancore
Democratic Republic of Georgia, location.country.form_of_government, Unitary state
Absolute monarchy, government.form_of_government.countries, Ethiopian Empire
Angola, location.country.form_of_government, Unitary state
Absolute monarchy, government.form_of_government.countries, Albanian Kingdom
Japan, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Abkhazia
Unitary state, government.form_of_government.countries, Nicaragua
Composition, freebase.type_profile.strict_included_types, Topic
Unitary state, government.form_of_government.countries, New Zealand
Ibrahim Khafaji, common.topic.notable_types, Lyricist
Saudi Arabia, location.country.form_of_government, Islamic state
Marshall Islands, location.country.form_of_government, Unitary state
Emirate of Beihan, location.country.form_of_government, Absolute monarchy
m.0qwx00s, dataworld.gardening_hint.last_referenced_by, Unitary state
Iran, location.country.form_of_government, Unitary state
Romania, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Monaco
Absolute monarchy, government.form_of_government.countries, First French Empire
Anthem, type.property.expected_type, National Anthem
Unitary state, government.form_of_government.countries, Turkey
Upper Yafa, location.country.form_of_government, Absolute monarchy
Aceh Sultanate, location.country.form_of_government, Absolute monarchy
Unitary state, government.form_of_government.countries, Taiwan
Absolute monarchy, government.form_of_government.countries, Grand Duchy of Moscow
Unitary state, government.form_of_government.countries, Bahamas
Absolute monarchy, government.form_of_government.countries, Kingdom of Greece
Absolute monarchy, government.form_of_government.countries, Lower Aulaqi Sultanate
Uruguay, location.country.form_of_government, Unitary state
Kingdom of France, location.country.form_of_government, Absolute monarchy
Sultanate of Sulu, location.country.form_of_government, Absolute monarchy
Unitary state, government.form_of_government.countries, Marshall Islands
Unitary state, government.form_of_government.countries, Azerbaijan
Unitary state, government.form_of_government.countries, Philippines
Timor-Leste, location.country.form_of_government, Unitary state
Norway, location.country.form_of_government, Unitary state
Unitary state, base.schemastaging.context_name.pronunciation, g.125_kylpr
Lyricist, freebase.type_profile.published, Published
Madagascar, location.country.form_of_government, Unitary state
Thailand, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Sri Lanka
Unitary state, government.form_of_government.countries, Thailand
Unitary state, government.form_of_government.countries, Liechtenstein
Palau, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, France
Absolute monarchy, government.form_of_government.countries, Bagratid Armenia
Unitary state, government.form_of_government.countries, Cambodia
New France, location.country.form_of_government, Absolute monarchy
Unitary state, government.form_of_government.countries, Kuwait
Unitary state, government.form_of_government.countries, Vanuatu
m.04q5_60, government.national_anthem_of_a_country.country, Saudi Arabia
Kingdom of Naples, location.country.form_of_government, Absolute monarchy
National Anthem, freebase.type_hints.included_types, Topic
Composition, freebase.type_profile.kind, Definition
Absolute monarchy, government.form_of_government.countries, Austrian Empire
Islamic state, government.form_of_government.countries, Chechen Republic of Ichkeria
Unitary state, government.form_of_government.countries, Japan
Absolute monarchy, government.form_of_government.countries, Oman
Liberia, location.country.form_of_government, Unitary state
Congo Free State, location.country.form_of_government, Absolute monarchy
Yemen, location.country.form_of_government, Unitary state
Absolute monarchy, government.form_of_government.countries, Tsardom of Russia
Ibrahim Khafaji, people.person.gender, Male
National Anthem of Saudi Arabia, common.topic.notable_types, National Anthem
Unitary state, government.form_of_government.countries, Chechen Republic of Ichkeria
Monaco, location.country.form_of_government, Unitary state
Far Eastern Republic, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Luxembourg
Unitary state, government.form_of_government.countries, Malawi
Kingdom of Prussia, location.country.form_of_government, Absolute monarchy
Unitary state, government.form_of_government.countries, Guatemala
Islamic state, base.schemastaging.context_name.pronunciation, g.125_r60rn
Unitary state, government.form_of_government.countries, Democratic Republic of Georgia
Saudi Arabia, location.country.form_of_government, Unitary state
Moravian Serbia, location.country.form_of_government, Absolute monarchy
Azerbaijan, location.country.form_of_government, Unitary state
Trinidad and Tobago, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Far Eastern Republic
Republic of Ireland, location.country.form_of_government, Unitary state
Bonaire, location.country.form_of_government, Unitary state
Equatorial Guinea, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Netherlands
National Anthem, freebase.type_profile.kind, Definition
Composer, freebase.type_hints.included_types, Topic
Abdul Rahman Al-Khateeb, music.composer.compositions, National Anthem of Saudi Arabia
Brunei, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Bolivia
Absolute monarchy, government.form_of_government.countries, Kingdom of Hawaii
Empire of Japan, location.country.form_of_government, Absolute monarchy
United Kingdom, location.country.form_of_government, Unitary state
Absolute monarchy, government.form_of_government.countries, Vatican City
United Arab Emirates, location.country.form_of_government, Absolute monarchy
Emirate of Dhala, location.country.form_of_government, Absolute monarchy
Portugal, location.country.form_of_government, Unitary state
Lebanon, location.country.form_of_government, Unitary state
National Anthem of Saudi Arabia, music.composition.lyricist, Ibrahim Khafaji
Kingdom of Armenia, location.country.form_of_government, Absolute monarchy
National Anthem, type.type.properties, National anthem of
Sultanate of Siak Sri Indrapura, location.country.form_of_government, Absolute monarchy
Tajikistan, location.country.form_of_government, Unitary state
Sierra Leone, location.country.form_of_government, Unitary state
Kingdom of Sophene, location.country.form_of_government, Absolute monarchy
Saudi Arabia, location.country.form_of_government, Unitary state
Absolute monarchy, government.form_of_government.countries, Upper Yafa
Unitary state, government.form_of_government.countries, Colombia
Kingdom of Hawaii, location.country.form_of_government, Absolute monarchy
Unitary state, government.form_of_government.countries, Mali
Absolute monarchy, government.form_of_government.countries, Emirate of Afghanistan
Vatican City, location.country.form_of_government, Absolute monarchy
Colombia, location.country.form_of_government, Unitary state
Kuwait, location.country.form_of_government, Unitary state
Absolute monarchy, government.form_of_government.countries, New Spain
Absolute monarchy, government.form_of_government.countries, Sultanate of Sulu
Absolute monarchy, government.form_of_government.countries, Brunei
Guatemala, location.country.form_of_government, Unitary state
Kingdom of Italy, location.country.form_of_government, Unitary state
Chechen Republic of Ichkeria, location.country.form_of_government, Unitary state
Unitary state, user.avh.default_domain.ellerdale_topic.ellerdale_id, 0081-309f
Unitary state, government.form_of_government.countries, Martinique
Central African Empire, location.country.form_of_government, Absolute monarchy
Unitary state, government.form_of_government.countries, Singapore
Unitary state, government.form_of_government.countries, Republic of Ireland
Unitary state, government.form_of_government.countries, Ecuador
Morocco, location.country.form_of_government, Unitary state
Kingdom of Yugoslavia, location.country.form_of_government, Absolute monarchy
Absolute monarchy, government.form_of_government.countries, Mughal Empire
Ecuador, location.country.form_of_government, Unitary state
Absolute monarchy, government.form_of_government.countries, Second Empire of Haiti
Oman, location.country.form_of_government, Unitary state
Absolute monarchy, government.form_of_government.countries, Byzantine Empire
Unitary state, government.form_of_government.countries, Cyprus
Mahra Sultanate, location.country.form_of_government, Absolute monarchy
Papua New Guinea, location.country.form_of_government, Unitary state
Absolute monarchy, government.form_of_government.countries, New France
Absolute monarchy, government.form_of_government.countries, Swaziland
National Anthem, freebase.type_profile.strict_included_types, Topic
Brunei, location.country.form_of_government, Absolute monarchy
Roman Kingdom, location.country.form_of_government, Absolute monarchy
Myanmar, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Equatorial Guinea
Absolute monarchy, government.form_of_government.countries, Kingdom of Prussia
Grand Duchy of Moscow, location.country.form_of_government, Absolute monarchy
Kingdom of the Two Sicilies, location.country.form_of_government, Absolute monarchy
Ottoman Empire, location.country.form_of_government, Absolute monarchy
Dahomey, location.country.form_of_government, Absolute monarchy
Islamic state, government.form_of_government.countries, Oman
Kingdom of Greece, location.country.form_of_government, Absolute monarchy
Unitary state, government.form_of_government.countries, Lesotho
Bangladesh, location.country.form_of_government, Unitary state
Haiti, location.country.form_of_government, Unitary state
National Anthem, type.type.domain, Government
Absolute monarchy, government.form_of_government.countries, Dahomey
Absolute monarchy, government.form_of_government.countries, Emirate of Bukhara
Byzantine Empire, location.country.form_of_government, Absolute monarchy
New Zealand, location.country.form_of_government, Unitary state
Mali, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Kingdom of Italy
m.0w6d6k6, dataworld.gardening_hint.last_referenced_by, Islamic state
Unitary state, government.form_of_government.countries, Denmark
Unitary state, government.form_of_government.countries, Uruguay
Sultanate of Zanzibar, location.country.form_of_government, Absolute monarchy
Absolute monarchy, government.form_of_government.countries, Kingdom of Yugoslavia
Unitary state, government.form_of_government.countries, Lebanon
Vandal Kingdom, location.country.form_of_government, Absolute monarchy
Rwanda, location.country.form_of_government, Unitary state
Absolute monarchy, government.form_of_government.countries, Kingdom of the Two Sicilies
Syria, location.country.form_of_government, Unitary state
Ghana, location.country.form_of_government, Unitary state
Bagratid Armenia, location.country.form_of_government, Absolute monarchy
Unitary state, government.form_of_government.countries, Sierra Leone
Unitary state, government.form_of_government.countries, Syria
Unitary state, government.form_of_government.countries, Chile
Absolute monarchy, government.form_of_government.countries, Empire of Japan
Saudi Arabia, location.country.national_anthem, m.04q5_60
National Anthem of Saudi Arabia, music.composition.composer, Abdul Rahman Al-Khateeb
Unitary state, government.form_of_government.countries, Saudi Arabia
Absolute monarchy, government.form_of_government.countries, Principality of Serbia
National Anthem, freebase.type_profile.strict_included_types, Composition
National Anthem, freebase.type_profile.equivalent_topic, National anthem
Absolute monarchy, government.form_of_government.countries, Emirate of Beihan
Unitary state, government.form_of_government.countries, Bonaire
Emirate of Bukhara, location.country.form_of_government, Absolute monarchy
Islamic state, user.tsegaran.random.taxonomy_subject.entry, m.04_8bg0
Absolute monarchy, government.form_of_government.countries, Saudi Arabia
Unitary state, government.form_of_government.countries, Costa Rica
Unitary state, government.form_of_government.countries, Tajikistan
Absolute monarchy, government.form_of_government.countries, Vandal Kingdom
Solomon Islands, location.country.form_of_government, Unitary state
Spain, location.country.form_of_government, Unitary state
Islamic state, government.form_of_government.countries, Saudi Arabia
m.04q5_60, government.national_anthem_of_a_country.anthem, National Anthem of Saudi Arabia
Absolute monarchy, government.form_of_government.countries, Kingdom of Armenia
Unitary state, government.form_of_government.countries, Haiti
Emirate of Afghanistan, location.country.form_of_government, Absolute monarchy
Unitary state, government.form_of_government.countries, Guyana
Kazakhstan, location.country.form_of_government, Unitary state
Bahamas, location.country.form_of_government, Unitary state
Bhutan, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Georgia
United Kingdom of Portugal, Brazil and the Algarves, location.country.form_of_government, Absolute monarchy
Unitary state, government.form_of_government.countries, Trinidad and Tobago
Lesotho, location.country.form_of_government, Unitary state
Italy, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Norway
Samoa, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, South Korea
Absolute monarchy, government.form_of_government.countries, Kingdom of Sophene
Unitary state, government.form_of_government.countries, Morocco
Topic, freebase.type_profile.published, Published
Netherlands, location.country.form_of_government, Unitary state
Composition, freebase.type_hints.included_types, Topic
Lyricist, freebase.type_profile.strict_included_types, Topic
Cuba, location.country.form_of_government, Unitary state
Lower Aulaqi Sultanate, location.country.form_of_government, Absolute monarchy
Russian Empire, location.country.form_of_government, Absolute monarchy
Unitary state, government.form_of_government.countries, Solomon Islands
Liechtenstein, location.country.form_of_government, Unitary state
Absolute monarchy, government.form_of_government.countries, Arminiya
Taiwan, location.country.form_of_government, Unitary state
Abdul Rahman Al-Khateeb, people.person.gender, Male
National Anthem, freebase.type_hints.included_types, Composition
Abkhazia, location.country.form_of_government, Unitary state
Ukraine, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Dominican Republic
Unitary state, government.form_of_government.countries, Tunisia
Swaziland, location.country.form_of_government, Absolute monarchy
Bolivia, location.country.form_of_government, Unitary state
National Anthem, common.topic.article, m.03nbgmy
Saudi Arabia, government.form_of_government.countries, Islamic state
Cambodia, location.country.form_of_government, Unitary state
Chile, location.country.form_of_government, Unitary state
Jordan, location.country.form_of_government, Unitary state
Absolute monarchy, government.form_of_government.countries, Emirate of Dhala
Guyana, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Madagascar
Unitary state, government.form_of_government.countries, Angola
Second Empire of Haiti, location.country.form_of_government, Absolute monarchy
Costa Rica, location.country.form_of_government, Unitary state
South Korea, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Portugal
Grand Duchy of Lithuania, location.country.form_of_government, Absolute monarchy
Absolute monarchy, government.form_of_government.countries, Kingdom of France
Turkey, location.country.form_of_government, Unitary state
Unitary state, government.form_of_government.countries, Bhutan

Answer: Unitary state
Islamic state
Absolute monarchy