Sentence 1: According to the Postal Service's costing systems, the per-piece cost of basic mail in 1996 was 26.

Sentence 2: The per-piece cost of basic mail in 1996 was 26, the same as it was in 1992.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: Mr. Genz announced the deadlines for this year's TIG Requests For Proposals.

Sentence 2: Mr. Genz didn't have any announcements about anything.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: But successful job-program operators have learned a key lesson since the last time we had this argument (back in Jimmy Carter's day): Most jobs in this economy are dead end.

Sentence 2: In the current economy, those who handle job-programs will tell you that the majority of jobs lead nowhere.
Is this second sentence entailed by the first?

Answer:
yes