Sentence 1: This approach provides perhaps a better technique for isolating the actual costs of the emissions caps.

Sentence 2: There is no way to estimate the actual cost of emissions caps.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: The countryside, villages, and towns of Flanders, Picardy, Alsace, and Lorraine bear the scars of many wars.

Sentence 2: There are a lot of signs of war in the towns.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: Specifically, we relied on national saving data for the G-7 nations-Canada, France, Germany, Italy,

Sentence 2: National saving data for France and Canada were equally considered.
Is this second sentence entailed by the first?

Answer:
it is not possible to tell