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.

Example Input: The father caught his son lying.
His son confessed the truth.
Example Output: effect

Example Input: The boy was locked out of his house.
He crawled in through an open window.
Example Output: effect

Example Input: The actor's heart was fluttering before his performance.
He had stage fright.
Example Output:
cause