Sentence 1: Several mummies were found here when archaeologists opened it, leading to a much-improved understanding of the genealogy of the various dynasties.

Sentence 2: These mummies hail from the earliest line of Pharaohs and their immediate family.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: oh well such is life

Sentence 2: That's life but things will turn around.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: Two other articles--urging Nixon's impeachment for concealing the bombing of Cambodia and for tax evasion--went down to defeat

Sentence 2: Nixon never bombed Cambodia nor evaded his taxes.
Is this second sentence entailed by the first?

Answer:
no