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 jurisdiction of the Acting Prime Minister of Ukraine? 
Knowledge Triplets: Sergij Arbuzov, government.politician.government_positions_held, m.0_g0wpm
Government Office or Title, type.type.properties, Category
Government Office or Title, common.topic.article, m.02xlj1v
Office, position, or title, type.property.expected_type, Government Office or Title
Office, position, or title, type.property.reverse_property, Office Holders
hryvnia.noun.01, base.wordnet.synset.equivalent_topic, Ukrainian hryvnia
Government Office or Title, freebase.type_hints.included_types, Topic
Acting Prime Minister of Ukraine, government.government_office_or_title.office_holders, m.0_rs8f8
Government Office or Title, type.type.properties, Jurisdiction
Oleksandr Turchynov, people.person.nationality, Ukraine
Government Office or Title, freebase.type_profile.strict_included_types, Non-Agent
Government Office or Title, freebase.type_profile.strict_included_types, Topic
Ukraine, location.country.currency_used, Ukrainian hryvnia
Ukraine, government.governmental_jurisdiction.governing_officials, m.0_rs8f8
Government Office or Title, type.type.expected_by, Offices/Positions Within the Body
m.0_g0wpm, government.government_position_held.basic_title, Acting Prime Minister
m.0_rs8f8, government.government_position_held.jurisdiction_of_office, Ukraine
Acting Prime Minister of Ukraine, common.topic.notable_for, g.1q61cp82g
Government Office or Title, type.type.expected_by, Government positions
Office, position, or title, owl#inverseOf, Office Holders
Acting Prime Minister of Ukraine, government.government_office_or_title.office_holders, m.0_g0wpm
Oleksandr Turchynov, government.politician.government_positions_held, m.0_rs8f8
Ukrainian hryvnia, finance.currency.countries_used, Ukraine
m.0h7zb8q, measurement_unit.dated_money_value.currency, Ukrainian hryvnia
Government Office or Title, type.type.expected_by, Title of Chief Executive
m.0_g0wpm, government.government_position_held.jurisdiction_of_office, Ukraine
Topic, freebase.type_profile.published, Published
Government Office or Title, type.type.expected_by, Office, position, or title
m.02hr7rp, dataworld.gardening_hint.replaced_by, Ukrainian hryvnia
Government Office or Title, freebase.type_profile.strict_included_types, Abstract
Government Office or Title, type.type.properties, Governmental body (if any)
Ukraine, government.governmental_jurisdiction.governing_officials, m.0_g0wpm
m.0_g0wpm, government.government_position_held.office_holder, Sergij Arbuzov
Government Office or Title, type.type.properties, Office Holders
m.0y882gy, measurement_unit.dated_money_value.currency, Ukrainian hryvnia
m.0y882kt, measurement_unit.dated_money_value.currency, Ukrainian hryvnia
m.0qnmxl5, dataworld.gardening_hint.last_referenced_by, Ukrainian hryvnia
Government Office or Title, type.type.expected_by, Office
m.0h81g1y, measurement_unit.dated_money_value.currency, Ukrainian hryvnia
Acting Prime Minister of Ukraine, common.topic.notable_types, Government Office or Title
Ukrainian hryvnia, user.avh.default_domain.ellerdale_topic.ellerdale_id, 0081-3450
Ukrainian hryvnia, finance.currency.currency_code, UAH
Government Office or Title, freebase.type_profile.kind, Definition
m.0_rs8f8, government.government_position_held.basic_title, Acting Prime Minister
m.0h7bcgh, measurement_unit.dated_money_value.currency, Ukrainian hryvnia
Government Office or Title, freebase.type_profile.published, Published
m.0_rs8f8, government.government_position_held.office_position_or_title, Acting Prime Minister of Ukraine
Ukraine, location.country.currency_used, Ukrainian hryvnia
Government Office or Title, type.type.domain, Government
Office, position, or title, rdf-schema#range, Government Office or Title
m.0_g0wpm, government.government_position_held.jurisdiction_of_office, Ukraine
Government Office or Title, type.type.expected_by, Office, Position, or Title
m.0_g0wpm, government.government_position_held.office_position_or_title, Acting Prime Minister of Ukraine
Government Office or Title, type.type.expected_by, Offices
Acting Prime Minister of Ukraine, government.government_office_or_title.office_holders, m.0_g0wpm
Sergij Arbuzov, people.person.nationality, Ukraine
m.0_rs8f8, government.government_position_held.office_holder, Oleksandr Turchynov

Answer: Ukrainian hryvnia