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 child left crumbs on the floor.
Ants crawled to the crumbs.

Ex Output:
effect


Ex Input:
I dabbed the floor with a paper towel.
I spilled juice on the floor.

Ex Output:
cause


Ex Input:
The man felt obligated to attend the event.
He promised his friend that he would go.

Ex Output:

cause