Sentence 1: For example, the Commission approved a two-year experiment of a program that enabled users of bulk, nonletter-size Business Reply Mail such as photofinishers that could reliably determine postage and fees due, to obtain earlier access to their mail at revised fees.

Sentence 2: The Commission had an experiment that lasted ten years.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: The Swords.

Sentence 2: The feathers.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Next to the chambers, Anchor Close was once home to the printing works of William Smellie, editor and printer of the first edition of the Encyclopaedia Britannica, which appeared in 1768.

Sentence 2: William Smellie was an editor and printer of the very first release of Encyclopedia Britannica in 1768.
Is this second sentence entailed by the first?

Answer:
yes