Premise: A little boy wearing a backpack jumps off a ledge and onto the ground.

Hypothesis: A small boy camping in the mountains.
it is not possible to tell

Premise: A man in interesting attire next to rollerskates leans on a wooden gate.

Hypothesis: A woman in dull clothing next to a mailbox leans on an invisible wall.
no

Premise: A man in a black hat is holding a cellular phone in front of his face.

Hypothesis: The man is making a phone call.
it is not possible to tell

Premise: A construction worker in a hard hat, red shirt and yellow and orange vest operates a piece of machinery in front of palm trees.

Hypothesis: A construction worker is doing work on El Camino.
it is not possible to tell