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 man witnessed aliens.
He was hallucinating.

Ex Output:
cause


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

Ex Output:
effect


Ex Input:
The man dropped his spoon.
His hand was shaking.

Ex Output:

cause