In this task your given two statements in Chinese. 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:
汽车汽油用完了。
司机被困在路上。

Ex Output:
effect


Ex Input:
这个学生从大学毕业了。
他找工作了。

Ex Output:
effect


Ex Input:
那人很伤心。
他的妻子离开了他。

Ex Output:

cause