Sentence 1: Despite this limited progress, a number of government and private organizations have gained experience in establishing information-sharing relationships.

Sentence 2: Although progress is limited, many government and private organizations have established information sharing relationships.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: Tall man, with a lot of freckles and red hair?

Sentence 2: There was a tall, red headed man.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: we're just saying let's get some grass

Sentence 2: Let's get some grass, we can get it about 2 blocks down from here
Is this second sentence entailed by the first?

Answer:
it is not possible to tell