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:
我的耳朵在响。
我去了一场音乐会。

Ex Output:
cause


Ex Input:
木地板被划伤。
男孩把椅子拖过地板。

Ex Output:
cause


Ex Input:
律师爬楼去她的办公室。
电梯坏了。

Ex Output:

cause