TASK DEFINITION: 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.
PROBLEM: The bolt tightened.
I twisted the wrench.

SOLUTION: cause

PROBLEM: The child skinned his knee.
His mother put a bandage on the wound.

SOLUTION: effect

PROBLEM: The trip took a long time.
The driver made a wrong turn.

SOLUTION:
cause

