Sentence 1: The assault was a failure, but it thrust into the limelight its young leader, Fidel Castro.

Sentence 2: Although the assault failed, Fidel Castro was pushed to fame.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: I feel the need to express my intolerance of this type of behavior, but it is imperative that it be done in the nicest way possible.

Sentence 2: I'm okay with what they are doing.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: 43 The Government does not give anything of value to the donor, and the donor receives only personal satisfaction.

Sentence 2: Donors do not receive financial or any other form of compensation worth anything of value.
Is this second sentence entailed by the first?

Answer:
yes