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 Q]: 保龄球撞倒了保龄球瓶子。
那人把保龄球滚下滑道。
[EX A]: cause

[EX Q]: 季节从夏天进入秋天。
叶子从树上掉了下来。
[EX A]: effect

[EX Q]: 这个学生试图心算。
他弄糊涂了。
[EX A]:
effect