Premise & hypothesis.
A football player in a red jersey is tackling a football player in a white jersey who is attempting to throw the ball.

The quarterback is sacked for a loss.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A guitarist plays for money on the street corner while sitting.

The man sucks at the guitar
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
Two workers in uniform are standing next to some heavy machinery.

Two workers are standing by heavy machines
++++++++++
true or not.
yes