Question: Who is the prime minister of the place where the Kaimanawa horse breed originated?
Answer(s):
answer: John Key

SPARQL query:
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SELECT DISTINCT ?x
WHERE {
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FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
?c ns:biology.breed_origin.breeds_originating_here ns:m.0358b9 . 
?c ns:government.governmental_jurisdiction.governing_officials ?y .
?y ns:government.government_position_held.office_holder ?x .
?y ns:government.government_position_held.basic_title ns:m.060bp .
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FILTER(xsd:datetime(?sk1) <= "2015-08-10"^^xsd:dateTime) })
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EXISTS {?y ns:government.government_position_held.to ?sk3 . 
FILTER(xsd:datetime(?sk3) >= "2015-08-10"^^xsd:dateTime) })
}