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]: 那男人咒骂了一句。
他踢到了他的脚趾。
[A]: cause


[Q]: 那男人的头发变成了金色。
他在头发里放了漂白剂。
[A]: cause


[Q]: 这个男孩通宵学习。
他通过了考试。
[A]:
effect