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.

Input: Consider Input: 阳光照进了房间。
我打开窗帘。

Output: cause


Input: Consider Input: 我赤脚走在沙滩上。
沙刺到我的脚。

Output: effect


Input: Consider Input: 浴室的水槽堵塞了。
我向水槽倒入了下水道清洁剂。


Output: effect