Sentence 1: 9 Some readers may not view a letter/flat rate differential as focused on worksharing.

Sentence 2: Some readers would be wrong, if they didn't view it as focused on worksharing.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: um-hum now where is this

Sentence 2: where is this?
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: I'm thinking."

Sentence 2: I am thinking.
Is this second sentence entailed by the first?

Answer:
yes