Sentence 1: When the government in 1989 started asking parents to provide the Social Security number of their putative day-care provider, claims for credits dropped markedly.)

Sentence 2: In 1989 the government asked parents to provide the Social Security number of their day-care provider.
Available options:
--yes.
--it is not possible to tell.
--no.
Is this second sentence entailed by the first sentence?
yes