Premise & hypothesis.
Children wear soccer uniforms.

A young soccer team is playing in a tournament.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A man in red holds up a cellphone on the sidelines of football game.

A man holds up a cell phone
++++++++++
true or not.
yes

Premise & hypothesis.
Three people are climbing up an open iron staircase.

a bird was on rocks
++++++++++
true or not.
yes