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: 汽车凹陷了。
司机撞到了电线杆上。

SOLUTION: cause

PROBLEM: 该男子在水中穿着救生衣。
他不会游泳。

SOLUTION: cause

PROBLEM: 这只马蹶蹄子了。
一只苍蝇咬了这只马。

SOLUTION:
cause