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.
--------
Question: 高速公路上交通很拥挤。
我绕道而行。

Answer: effect


Question: 我在壁炉里生了火。
房子里很冷。

Answer: cause


Question: 每个人都不赞成这对夫妇的订婚。
这对夫妇私奔了。

Answer:
effect