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.

这个生病的孩子对者他的朋友咳嗽。
他的朋友病了。
effect

朋友们失去了联系。
他们搬去了不同的城市。
cause

大雨倾盆而下。
我冲了进去。

effect