Sentence 1: That was the shadow in the pool.

Sentence 2: There was a shadow in the pool.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: Well, Holy Smokes.

Sentence 2: Holy God.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: He had the proper wavy black hair and rat-tailed comb stuck into a slightly dirty off-white jacket.

Sentence 2: He had straight, blonde hair that went down his shoulders.
Is this second sentence entailed by the first?

Answer:
no