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.

[Q]: 我的牛仔裤上有个洞。
我在人行道上绊倒了。
[A]: cause


[Q]: 我感到筋疲力尽。
我学习了一整天。
[A]: cause


[Q]: 那男孩的衣服湿透了。
他掉进了游泳池。
[A]:
cause