Premise: Two people enjoying a water fountain display.

Hypothesis: two people in the water of a fountain
it is not possible to tell

Premise: A row of firefighters are shooting water out of a hose.

Hypothesis: Firemen are in a training exercise
it is not possible to tell

Premise: Three News personal interviewing a couple of senior citizens, while another person looks on.

Hypothesis: One of the senior citizens witnessed a crime and is interviewed by the news.
it is not possible to tell

Premise: Four guys gathering around a guy wearing navy blue that is fixing something.

Hypothesis: Guys watching a man fix the ceiling
it is not possible to tell