instruction:
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.
question:
The snow was blocking the driveway.
I shoveled the snow out of the way.
answer:
effect


question:
The tree shed its leaves.
The leaves accumulated on the ground.
answer:
effect


question:
The two children simultaneously reached down to retrieve the ball.
Their heads collided.
answer:

effect