Premise: After playing with her other toys, the baby decides that the guitar seems fun to play with as well.

Hypothesis: A baby plays Stairway to Heaven on a guitar.
it is not possible to tell

Premise: Three blond women stand next to a man with a black Nike cap and shirt with a cup of beer in his hand.

Hypothesis: The three women find the man attractive.
it is not possible to tell

Premise: Blond Scottish Terrier with ball in mouth standing on blanket

Hypothesis: There is a Scottish Terrier.
yes

Premise: A young man does improvements on an older building.

Hypothesis: A young man is sleeping on the bed.
no