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: 我在锁上输入了我的组合密码。
锁开了。

SOLUTION: effect

PROBLEM: 绑架者释放了人质。
他们接受了赎金。

SOLUTION: cause

PROBLEM: 这个男人嫉妒他的同事。
他的同事得到了晋升。

SOLUTION:
cause