[Q]: Sentence: Calatrava is also responsible for the bridge named after him in the centre of the city. Question: Where is the bridge named for Calatrava located?
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[A]: yes

[Q]: Sentence: In addition to these Valencia has hosted world-class events that helped shape the city's reputation and put it in the international spotlight, e.g., the Regional Exhibition of 1909, the 32nd and the 33rd America's Cup competitions, the European Grand Prix of Formula One auto racing, the Valencia Open 500 tennis tournament, and the Global Champions Tour of equestrian sports. Question: What equestrian event has Valencia hosted?
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[A]: yes

[Q]: Sentence: Over a twenty-year period ending in 1950, the state saw its only historical decline in population, dropping 6.9 percent as impoverished families migrated out of the state after the Dust Bowl. Question: When did the Dust Bowl begin?
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[A]:
no