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.
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Question: 那女人用拳头打袭击者的鼻子。
攻击者开始流血。

Answer: effect


Question: 我熬夜了。
我早上很累。

Answer: effect


Question: 那人的头撞了一下。
他得了脑震荡。

Answer:
effect