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.

Input: Consider Input: 那人凝视着夜空。
他认为它很漂亮。

Output: cause


Input: Consider Input: 旅客到达边境。
巡逻员检查了他们的护照。

Output: effect


Input: Consider Input: 我的手紧缩起来。
我手写了论文。


Output: cause