In this task your given two statements. You must judge whether the second sentence is the cause or effect of the first one. Label the instances as "cause" or "effect" based on your judgment. The sentences are separated by a newline character.

Ex Input:
The pond froze over for the winter.
People skated on the pond.

Ex Output:
effect


Ex Input:
The man wanted to watch the sunrise.
He got up early.

Ex Output:
effect


Ex Input:
I saw a woman getting robbed on the street.
I called 911.

Ex Output:

effect