Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.
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Question: What was the title of Pink Floyd's 11th studio album, released in 1987, that contained the single releases Learning to Fly and One Slip?

Answer: a momentary lapse of reason


Question: Known as The Hawkeye State, what was the 29th state to join the Union on December 28, 1848?

Answer: iowa


Question: On which major river does Vientiane, the capital of Laos stand?

Answer:
mekong