Premise & hypothesis.
The man leads his black and white dog across a blue obstacle.

The guide dog is showing it's owner how to get across a busy street.
++++++++++
true or not.
no

Premise & hypothesis.
A teammate helps another teammate off of the field.

teammate helps teammate
++++++++++
true or not.
yes

Premise & hypothesis.
Men two exchange a large metal ring as they pass each other, riding railroad cars in opposite directions.

A marriage ceremony is being performed in a church.
++++++++++
true or not.
no