Sentence 1: In additional to internal communications, management should ensure there are adequate means of communicating with, and obtaining information from, external stakeholders that may have a significant impact on the agency achieving its goals.

Sentence 2: Communication should be conducted over email and video conferencing systems.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: The car park from the A5091 offers the shortest route to the falls.

Sentence 2: The car park from the A5091 is small, but its the closest to the falls.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: The analysis explains the methodologies and the reasons behind their use in arriving at the cost and benefits of the rule.

Sentence 2: The analysis does not explain how the methodologies work at all.
Is this second sentence entailed by the first?

Answer:
no