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:
海报贴在墙上。
我在海报的背面贴了胶带。

Ex Output:
cause


Ex Input:
季节从夏天进入秋天。
叶子从树上掉了下来。

Ex Output:
effect


Ex Input:
那人在阳光下吃了冰淇淋。
冰淇淋从蛋卷上滴下来。

Ex Output:

effect