Sentence 1: His clothes were mostly coloured white; I wondered how he managed to keep them clean.

Sentence 2: His clothes were very black.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Revision of Fee Schedules; 100% Fee Recovery, FY 1966

Sentence 2: 100% of fees were recovered by the IRS.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: Rooms are rather plain, not nearly as impressive as the address or even the lobby, but they are more than functional.

Sentence 2: The rooms are plain.
Is this second sentence entailed by the first?

Answer:
yes