Premise: Several video cameras lined up behind a concrete wall.

Hypothesis: People are holding cameras and taking pictures of people walking inside.
no

Premise: Two Asians engage in a staring contest while they wait for the train.

Hypothesis: A boy and a girl have a staring contest while waiting for the train
it is not possible to tell

Premise: A young bow and girl play with a train set and tracks on a living room floor.

Hypothesis: A young boy and girl play with a train set and tracks on a floor.
yes

Premise: A young girl with a scythe over her shoulder is trick or treating as the grim reaper.

Hypothesis: A little girl wanted to be scary for Halloween so she dressed up as Death.
it is not possible to tell