Premise: A woman speaks into a microphone at a social gathering.

Hypothesis: A woman is doing a ballet dance.
no

Premise: Four young guys jumping down a stairway.

Hypothesis: The four young guys are trying to irritate one of their neighbors.
it is not possible to tell

Premise: A girl wearing a tan shirt and blue shorts smiles while painting.

Hypothesis: A girl is expressing her artistic creativity.
yes

Premise: A man wearing a black hat, coat and pants and a white shirt sitting at an outdoor table reading.

Hypothesis: someone is outside reading.
yes