Sentence 1: S...sir, the strikers have blocked the arrivals.

Sentence 2: The strikers were at war with those arriving, and would do anything to get in their way.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: But marketing people are the worst offenders when it comes to wanting to add new features, generating loud choruses of NO even from otherwise enthusiastic developers.

Sentence 2: Marketing people always say no when it comes to adding new features, because they are concerned about the budget.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: The commander in chief has made a commitment on behalf of the United States, and the United States must honor that commitment.

Sentence 2: The United States did not choose to honor the Commander in Chief's promise.
Is this second sentence entailed by the first?

Answer:
no