In this task your given two statements. 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.

I was lost.
I unfolded a map.
effect

The girl dropped the rubber ball.
The ball bounced.
effect

The boy's hair was sticking up.
The girl ruffled it.

cause