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:
那人的呼吸很响。
他的肺充血了。

Ex Output:
cause


Ex Input:
那人的声音在礼堂里清晰可见。
他讲了话筒。

Ex Output:
cause


Ex Input:
那人的呼吸很响。
他的肺充血了。

Ex Output:

cause