Sentence 1: Many are nominally private, which means you only get in if the doormen like the way you look.

Sentence 2: The egalitarian nature of the clubs means that as long as you are in line, you will definitely get in.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Community leaders say they worry that the center's specialized programs could be lost under a merger and that a new location will create confusion for clients.

Sentence 2: The merger could potentially lose the center's more specialized programs.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: But as soon as the miniskirt became part of the adult erotic arsenal, little girls' dresses sank below the knee, right where they had been in mid-Victorian times and where they still are, guarding traditional female decorum as their elders' skirts no longer do.

Sentence 2: Rebellious teenagers often opt for miniskirts are a result of feeling repressed during their childhoods.
Is this second sentence entailed by the first?

Answer:
it is not possible to tell