Question: When did japan send cherry trees to washington dc?
qaPairs: question: When did japan's government send 2,000 cherry trees to washington dc?
answer: March 27, 1912
question: When did japan's Yokohama Nursery Company send cherry trees to washington dc?
answer: 1906
question: When did japan's government send 3,800 cherry trees to washington dc?
answer: 1965