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's eyeglasses fogged up.
She entered the sauna.
[EX A]: cause

[EX Q]: The steak was difficult to cut.
The knife was dull.
[EX A]: cause

[EX Q]: I ran out of breath.
I climbed several flights of stairs.
[EX A]:
cause