TASK DEFINITION: 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.
PROBLEM: I felt exhausted.
I studied all day.

SOLUTION: cause

PROBLEM: Civilian deaths from the war surged.
Pacifists staged a protest.

SOLUTION: effect

PROBLEM: The patient was dehydrated.
The nurse gave him an IV.

SOLUTION:
effect