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 currency is used in the country whose national anthem is "Noble patria, tu hermosa bandera"? 
Knowledge Triplets: Costa Rican colón, finance.currency.prefix_symbol, ₡
José María Zeledón Brenes, people.person.profession, Politician
National Anthem, freebase.type_hints.included_types, Topic
Topic, freebase.type_profile.published, Published
Noble patria, tu hermosa bandera, government.national_anthem.national_anthem_of, m.0h_1h3x
Composition, freebase.type_profile.published, Published
Noble patria, tu hermosa bandera, music.composition.recordings, Costa Rica: Noble patria, tu hermosa bandera
Seiji Ozawa, people.person.gender, Male
Costa Rica: Noble patria, tu hermosa bandera, music.recording.artist, New Japan Philharmonic
Deceased Person, freebase.type_profile.strict_included_types, Topic
Noble patria, tu hermosa bandera, government.national_anthem.national_anthem_of, m.0h_1h3x
m.0r00d6w, dataworld.gardening_hint.last_referenced_by, Costa Rican colón
José María Zeledón Brenes, people.person.place_of_birth, Costa Rica
Deceased Person, freebase.type_profile.published, Published
Musical Recording, freebase.type_profile.published, Published
Musical Recording, freebase.type_profile.kind, Definition
Composition, freebase.type_hints.included_types, Topic
Costa Rica: Noble patria, tu hermosa bandera, common.topic.notable_for, g.125cz_7bb
Composition, freebase.type_profile.strict_included_types, Topic
colon.noun.03, base.wordnet.synset.equivalent_topic, Costa Rican colón
National Anthem, freebase.type_profile.strict_included_types, Composition
National Anthem, freebase.type_profile.equivalent_topic, National anthem
Anthem, type.property.expected_type, National Anthem
Costa Rica: Noble patria, tu hermosa bandera, common.topic.notable_types, Musical Recording
Costa Rica, location.country.national_anthem, m.0h_1h3x
Christopher Columbus, symbols.name_source.namesakes, Costa Rican colón
Deceased Person, freebase.type_hints.included_types, Topic
Costa Rica: Noble patria, tu hermosa bandera, music.recording.song, Noble patria, tu hermosa bandera
National Anthem, freebase.type_profile.strict_included_types, Topic
National anthem, freebase.equivalent_topic.equivalent_type, National Anthem
Costa Rica: Noble patria, tu hermosa bandera, music.recording.releases, National Anthems: Music of the World
José María Zeledón Brenes, common.topic.article, m.04gjy94
m.0h_1h3x, government.national_anthem_of_a_country.anthem, Noble patria, tu hermosa bandera
National Anthem, type.type.domain, Government
National Anthem, common.topic.article, m.03nbgmy
José María Zeledón Brenes, common.topic.notable_types, Deceased Person
José María Zeledón Brenes, people.person.gender, Male
José María Zeledón Brenes, music.lyricist.lyrics_written, Noble patria, tu hermosa bandera
National Anthem, type.type.properties, National anthem of
m.0h_1h3x, government.national_anthem_of_a_country.country, Costa Rica
Musical Recording, freebase.type_profile.strict_included_types, Topic
Costa Rica: Noble patria, tu hermosa bandera, music.recording.tracks, Himno Nacional - National Anthem of the Republic of Costa Rica
Musical Recording, freebase.type_hints.included_types, Topic
Noble patria, tu hermosa bandera, common.topic.notable_for, g.1254zzmty
Anthem, type.property.master_property, National anthem of
José María Zeledón Brenes, common.topic.notable_for, g.1258z_fvr
m.0tkrc9w, measurement_unit.dated_money_value.currency, Costa Rican colón
Noble patria, tu hermosa bandera, common.topic.notable_types, National Anthem
Costa Rican colón, symbols.namesake.named_after, Christopher Columbus
m.0h_1h3x, government.national_anthem_of_a_country.country, Costa Rica
Anthem, rdf-schema#range, National Anthem
Costa Rican colón, finance.currency.currency_code, CRC
Costa Rican colón, finance.currency.countries_used, Costa Rica
Composition, freebase.type_profile.kind, Definition
Costa Rica, finance.currency.countries_used, Costa Rican colón
Noble patria, tu hermosa bandera, music.composition.lyricist, José María Zeledón Brenes
National Anthem, type.type.expected_by, Anthem
Costa Rica, location.country.currency_used, Costa Rican colón
Costa Rica: Noble patria, tu hermosa bandera, music.recording.artist, Seiji Ozawa
National Anthem, freebase.type_profile.published, Published
National Anthem, freebase.type_hints.included_types, Composition
National Anthem, freebase.type_profile.kind, Definition
Noble patria, tu hermosa bandera, common.topic.article, m.01lg4j

Answer: Costa Rican colón