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.

The tree shed its leaves.
The leaves accumulated on the ground.
effect

The sick child coughed on his friend.
His friend got sick.
effect

The criminal was executed.
He was convicted of murder.

cause