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 movie tickets sold out.
It was opening day for the movie.

Answer: cause


Question: The woman hummed to herself.
She was in a good mood.

Answer: cause


Question: I scratched my skin.
My itch went away.

Answer:
effect