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: 牛排很难切。
刀子很钝。

Answer: cause


Question: 大楼被疏散了。
火警响了。

Answer: cause


Question: 季节从夏天进入秋天。
叶子从树上掉了下来。

Answer:
effect