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: 我重新加了水瓶。
我喝了它里所有的水。
Example Output: cause

Example Input: 那女人戴上了她的墨镜。
阳光很大。
Example Output:
cause