Write an inquisitive question about a specific text span in a given sentence such that the answer is not in the text.

[Q]: Sentence: So Yan , a widow since her husband ' s death nearly a decade ago , spends every weekday at a modest community center near her home , where she plays mahjong and eats meals prepared by a volunteer staff .<sep>Span: spends every weekday
[A]: What does this have to do with the festival?

[Q]: Sentence: The economy will be devastated , they say .<sep>Span: devastated ,
[A]: How would the economy be damaged?

[Q]: Sentence: Conflicting age estimates for certain rocks differ by up to 4 billion years the vast majority of Mars ' planetary existence .<sep>Span: Conflicting age estimates
[A]:
Why are they unable to agree on the ages?