Premise & hypothesis.
A young man with dreadlocks and a tied dyed shirt is doing tricks on his skateboard.

A participant at the X Games.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A catcher in a baseball game in ready position.

A catcher prepares for a pitch.
++++++++++
true or not.
yes

Premise & hypothesis.
People milling around the information booth.

A crowd moves about.
++++++++++
true or not.
yes