Premise: A man leans in to take a closer look at a painting in a museum.

Hypothesis: A man sitting in front of a painting in a museum.
it is not possible to tell

Premise: A large brown dog has his noce on the back of a small black dog.

Hypothesis: There are 2 dogs.
yes

Premise: A person in blue shoes and pink shirt with headphones riding a bike.

Hypothesis: A person wearing shoes and a shirt riding a bike.
yes

Premise: A man in a black hat is holding a cellular phone in front of his face.

Hypothesis: The man is holding a banana
no