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:
我的面部表情亮了起来。
我收到了好消息。

Ex Output:
cause


Ex Input:
那个女孩掉了橡皮球。
球弹了起来。

Ex Output:
effect


Ex Input:
那女孩捏了捏鼻子。
婴儿弄脏了尿布。

Ex Output:

cause