Premise: Lady in a kitchen wearing a black scarf and making sushi by hand.

Hypothesis: A lady is in a kitchen making sushi.
yes

Premise: A female gymnast in a black leotard is landing a move on a balance beam.

Hypothesis: The performance was long.
no

Premise: Woman in red coat buying something from a street vendor.

Hypothesis: Woman in red coat buying a watch.
it is not possible to tell

Premise: A welder dressed in green at his work station

Hypothesis: A welder dressed in black at the bar.
no