Sentence 1: Every one was on his feet.

Sentence 2: They shot towards the exit and onto the street.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: Each party receives and sacrifices something of value.

Sentence 2: Objects of worth are both received and sacrificed by each party.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: Florence was the first Italian town to mint its own gold coin (fiorino or florin), a prestigious instrument for trade in European markets, and it organized textile manufacture on an advanced large-scale basis.

Sentence 2: Florence owned other precious gems.
Is this second sentence entailed by the first?

Answer:
it is not possible to tell