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.

Q: 我错过了公共汽车。
我上班迟到了。

A: effect
****
Q: 市民们把国旗挂在家门外。
这个国家正在纪念它的独立。

A: cause
****
Q: 市中心的大楼倒塌了。
一场地震袭击了这个城市。

A:
cause
****