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 is the currency where the national hymn is Himno Nacional Mexicano? 
Knowledge Triplets: m.0478l4_, government.national_anthem_of_a_country.anthem, Himno Nacional Mexicano
Author, freebase.type_profile.published, Published
National Anthem, type.type.properties, National anthem of
Composer, freebase.type_hints.included_types, Topic
Himno Nacional Mexicano music sheet cover, common.image.appears_in_topic_gallery, Himno Nacional Mexicano
Mexico, location.country.currency_used, Mexican peso
Francisco González Bocanegra, music.lyricist.lyrics_written, Himno Nacional Mexicano
Mexico, common.topic.notable_types, Musical Recording
Mexico, music.recording.canonical_version, Mexico
メキシコ合衆国, common.topic.notable_for, g.125f2jdsb
Mexico, music.recording.tracks, Mexico
Himno Nacional Mexicano music sheet cover, common.image.size, m.02bz45c
m.0jb0sv1, measurement_unit.dated_money_value.currency, Mexican peso
メキシコ合衆国, music.recording.tracks, メキシコ合衆国
Francisco González Bocanegra, common.topic.notable_types, Author
m.0s9gjrf, measurement_unit.dated_money_value.currency, Mexican peso
Jaime Nunó, people.person.gender, Male
Himno Nacional Mexicano, music.composition.recordings, Mexico: Mexicanos, al grito de guerra
Himno Nacional Mexicano, music.composition.recordings, Mexico
National Anthem, freebase.type_profile.kind, Definition
Himno Nacional Mexicano, government.national_anthem.national_anthem_of, m.0478l4_
Anthem, rdf-schema#range, National Anthem
Mexico: Mexicanos, al grito de guerra, common.topic.notable_for, g.12582h522
メキシコ合衆国, music.recording.song, Himno Nacional Mexicano
San Luis Potosí, location.administrative_division.first_level_division_of, Mexico
Himno Nacional Mexicano, music.composition.recordings, Mexico: Mimno Nacional
Musical Recording, freebase.type_hints.included_types, Topic
メキシコ合衆国, common.topic.notable_types, Musical Recording
Mexican peso, user.avh.default_domain.ellerdale_topic.ellerdale_id, 009a-f282
Mexico: Mexicanos, al grito de guerra, common.topic.notable_types, Musical Recording
Himno Nacional Mexicano, common.topic.notable_for, g.125f9cch7
Himno de México, music.recording.artist, Banda Sinfónica Militar \"25 de Mayo\"
National Anthem, type.type.domain, Government
Anthem, type.property.expected_type, National Anthem
Jaime Nunó, music.artist.track, Mexico: Mimno Nacional
Mexico, music.recording.releases, 60 Hymnes Nationaux (The Central Band of the Royal Air Force)
Mexico, common.topic.notable_for, g.1ygb2yvv6
mexican peso.noun.01, base.wordnet.synset.equivalent_topic, Mexican peso
Himno Nacional Mexicano, common.topic.article, m.01214g
Jaime Nunó, music.artist.track, メキシコ合衆国
Jaime Nunó, common.topic.notable_types, Composer
National Anthem, freebase.type_hints.included_types, Composition
Mexico, music.single.versions, Mexiko
Jaime Nunó, music.composer.compositions, Himno Nacional Mexicano
Anthem, type.property.master_property, National anthem of
Mexico: Mexicanos, al grito de guerra, music.recording.tracks, Himno Nacional Mexicano - National Anthem of the United Mexican States
Mexiko, common.topic.notable_for, g.1q3shj4h3
メキシコ合衆国, music.recording.releases, 世界の国歌
Musical Recording, freebase.type_profile.published, Published
Jaime Nunó, music.artist.track, Mexico: Mexicanos, al grito de guerra
Mexico: Mexicanos, al grito de guerra, music.recording.artist, Jaime Nunó
Mexico: Mexicanos, al grito de guerra, music.recording.artist, New Japan Philharmonic
Mexico: Mexicanos, al grito de guerra, music.recording.artist, Seiji Ozawa
Mexico, location.country.national_anthem, m.0478l4_
m.0qsdfrv, base.schemastaging.athlete_salary.currency, Mexican peso
Composition, freebase.type_profile.strict_included_types, Topic
Francisco GonzÃ¡lez Bocanegra, common.image.appears_in_topic_gallery, Francisco González Bocanegra
m.0j2c623, measurement_unit.dated_money_value.currency, Mexican peso
Mexiko, common.topic.notable_types, Musical Recording
Jaime Nunó, music.artist.track, Mexiko
Mexiko, music.recording.canonical_version, Mexico
Himno Nacional Mexicano, music.composition.composer, Jaime Nunó
m.0x14khy, measurement_unit.dated_money_value.currency, Mexican peso
メキシコ合衆国, music.recording.artist, Jaime Nunó
Francisco González Bocanegra, common.topic.article, m.02632x
Jaime Nunó, common.topic.article, m.0397nm
Mexico, base.aareas.schema.administrative_area.administrative_children, San Luis Potosí
Francisco GonzÃ¡lez Bocanegra, common.image.size, m.02cr34_
m.0wyk2bn, measurement_unit.dated_money_value.currency, Mexican peso
Jaime Nunó, people.deceased_person.place_of_burial, Panteón de Dolores
Mexiko, music.recording.tracks, Mexiko
Himno Nacional Mexicano, music.composition.recordings, Mexiko
Mexico: Mimno Nacional, common.topic.notable_for, g.126sfrbbg
Jaime Nunó, common.topic.image, Jaime Nuno
Mexico, location.country.administrative_divisions, San Luis Potosí
Himno Nacional Mexicano, common.topic.notable_types, National Anthem
Mexican peso, finance.currency.countries_used, Mexico
Himno de México, music.recording.releases, Himnos Nacionales De América Y El Mundo
m.0qzb_fp, base.schemastaging.athlete_salary.currency, Mexican peso
Francisco González Bocanegra, people.deceased_person.place_of_burial, Panteón de Dolores
Musical Recording, freebase.type_profile.strict_included_types, Topic
Mexican peso, finance.currency.currency_code, MXN
m.0hk36yt, measurement_unit.dated_money_value.currency, Mexican peso
m.03psq22, people.place_lived.person, Francisco González Bocanegra
Himno de México, common.topic.notable_types, Musical Recording
Mexico, common.topic.notable_for, g.1257tyjcz
Mexico, music.recording.releases, Collections of National Anthems, Volume 2 (America/Africa/Middle East/Oceania)
Mexico, location.country.currency_used, Mexican peso
National anthem, freebase.equivalent_topic.equivalent_type, National Anthem
Mexico: Mimno Nacional, music.recording.releases, The National Anthems
Himno Nacional Mexicano, music.composition.recordings, g.11b7_ljfs3
Himno Nacional Mexicano, music.composition.lyricist, Francisco González Bocanegra
Composition, freebase.type_profile.published, Published
San Luis Potosí, location.location.containedby, Mexico
Francisco González Bocanegra, people.person.gender, Male
Composition, freebase.type_hints.included_types, Topic
Seiji Ozawa, people.person.gender, Male
m.0qwczbr, dataworld.gardening_hint.last_referenced_by, Mexican peso
Jaime Nunó, music.artist.track, Mexico
Author, freebase.type_hints.included_types, Topic
Himno Nacional Mexicano, music.composition.recordings, Himno de México
メキシコ合衆国, music.recording.releases, 決定盤世界の国歌
Himno de México, music.recording.song, Himno Nacional Mexicano
Composition, freebase.type_profile.kind, Definition
National Anthem, freebase.type_profile.strict_included_types, Topic
National Anthem, common.topic.article, m.03nbgmy
National Anthem, freebase.type_hints.included_types, Topic
Mexiko, music.recording.artist, Jaime Nunó
Himno Nacional Mexicano, common.topic.image, Francisco GonzÃ¡lez Bocanegra
Mexico: Mimno Nacional, music.recording.song, Himno Nacional Mexicano
m.0478l4_, government.national_anthem_of_a_country.country, Mexico
Mexico, music.single.versions, Mexico: Mimno Nacional
Francisco GonzÃ¡lez Bocanegra, common.image.appears_in_topic_gallery, Himno Nacional Mexicano
m.0y4fvx7, measurement_unit.dated_money_value.currency, Mexican peso
Francisco González Bocanegra, common.topic.notable_for, g.1256m3zkm
Topic, freebase.type_profile.published, Published
Francisco González Bocanegra, common.topic.image, Francisco GonzÃ¡lez Bocanegra
Mexico: Mimno Nacional, common.topic.notable_types, Musical Recording
National Anthem, freebase.type_profile.published, Published
Mexiko, music.recording.song, Himno Nacional Mexicano
Himno Nacional Mexicano, music.recording.song, Mexico
Mexico: Mimno Nacional, music.recording.artist, Jaime Nunó
Francisco González Bocanegra, people.person.places_lived, m.03psq22
Mexico: Mimno Nacional, music.recording.tracks, Mexico: Mimno Nacional
Mexican peso, finance.currency.prefix_symbol, $
Francisco González Bocanegra, people.person.place_of_birth, San Luis Potosí
Francisco González Bocanegra, people.person.nationality, Spain
Mexico, location.country.first_level_divisions, San Luis Potosí
Himno Nacional Mexicano, music.composition.recordings, メキシコ合衆国
m.0jsmm5, measurement_unit.dated_money_value.currency, Mexican peso
Mexico, music.recording.song, Himno Nacional Mexicano
Himno Nacional Mexicano, music.composition.recordings, g.11btzwkww7
National Anthem, type.type.expected_by, Anthem
メキシコ合衆国, music.recording.artist, koukuu jieitai koukuu chuuou ongaku tai
Musical Recording, freebase.type_profile.kind, Definition
Himno de México, music.recording.tracks, Himno de México
Mexico, music.single.versions, Mexico
San Luis Potosí, location.location.people_born_here, Francisco González Bocanegra
National Anthem, freebase.type_profile.strict_included_types, Composition
San Luis Potosí, base.aareas.schema.administrative_area.administrative_parent, Mexico
m.0wyk2nh, measurement_unit.dated_money_value.currency, Mexican peso
Mexico, music.recording.artist, Jaime Nunó
Author, freebase.type_profile.strict_included_types, Topic
m.0qj3f4w, base.schemastaging.athlete_salary.currency, Mexican peso
m.0k085v, measurement_unit.dated_money_value.currency, Mexican peso
Mexico: Mexicanos, al grito de guerra, music.recording.song, Himno Nacional Mexicano
Mexican peso, finance.currency.prefix_symbol, Mex$
San Luis Potosí, location.administrative_division.country, Mexico
Composer, freebase.type_profile.published, Published
Himno Nacional Mexicano, common.topic.image, Himno Nacional Mexicano music sheet cover
m.0qs3bd7, base.schemastaging.athlete_salary.currency, Mexican peso
m.0x14kfd, measurement_unit.dated_money_value.currency, Mexican peso
Composer, freebase.type_profile.strict_included_types, Topic
Mexico: Mexicanos, al grito de guerra, music.recording.releases, National Anthems: Music of the World
m.012m96fk, measurement_unit.dated_money_value.currency, Mexican peso
Himno de México, common.topic.notable_for, g.125bl3x9b
Jaime Nunó, common.topic.notable_for, g.12596yls1
Mexico: Mimno Nacional, music.recording.canonical_version, Mexico
National Anthem, freebase.type_profile.equivalent_topic, National anthem

Answer: Mexican peso