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.

Example Input: 我感到筋疲力尽。
我学习了一整天。
Example Output: cause

Example Input: 女孩的手起了水泡。
她爬上了一根绳子。
Example Output: cause

Example Input: 那人看见了他的倒影。
他站在平静的湖面上。
Example Output:
cause