Premise & hypothesis.
Dogsled rider pulled past flags on snowy hill.

There are flags on the hill.
++++++++++
true or not.
yes

Premise & hypothesis.
A greyhound with a red shirt and blue muzzle on running a race.

A dog with a muzzle is running a race agaisnt 18 other dogs
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
Young girl in a white dress and a young man in a black suit are walking down stairs.

Two work men climbing stairs to deliver furniture.
++++++++++
true or not.
no