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.

[EX Q]: The woman sighed with frustration.
Her husband misunderstood her concerns.
[EX A]: cause

[EX Q]: It got dark outside.
The moon became visible in the sky.
[EX A]: effect

[EX Q]: The pen ran out of ink.
I used a pencil.
[EX A]:
effect