Premise & hypothesis.
A person in a red coat plays an electric guitar.

A man is playing the drums in his bedroom.
++++++++++
true or not.
no

Premise & hypothesis.
Several people watching as a skateboarder leaps down a flight of stairs.

A skateboarder jumps some stairs as several people watch.
++++++++++
true or not.
yes

Premise & hypothesis.
A snowboarder is leaping of a jump in the mountains.

A snowboarder is boarding in the mountains.
++++++++++
true or not.
yes