TASK DEFINITION: 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.
PROBLEM: 我迷上了这本书。
我忘记了时间。

SOLUTION: effect

PROBLEM: 那个有钱人因年老而死。
他的儿子继承了他的财产。

SOLUTION: effect

PROBLEM: 我遇到了一位老朋友。
我给了他一个拥抱。

SOLUTION:
effect