Question:
Premise: Six men shielding their eyes from the sun

Hypothesis: Six men shield their eyes during an eclipse.
Is the hypothesis true?

Answer:
it is not possible to tell

Question:
Premise: People hang onto safety rails on a very crowded bus.

Hypothesis: People are sitting on a plane.
Is the hypothesis true?

Answer:
no

Question:
Premise: A man lounges in a hotel room in front of a window with open curtains.

Hypothesis: A person is on the bed in a suite, waiting for room service to deliver his dinner.
Is the hypothesis true?

Answer:
it is not possible to tell