TASK DEFINITION: In this task your given two statements in Indonesian. 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: Hujan mulai turun.
Si pengemudi nyalakan lampu mobilnya.

SOLUTION: effect

PROBLEM: Wanita itu iri dengan saudara perempuannya.
Saudaranya bahagia.

SOLUTION: cause

PROBLEM: Guru itu memuji muridnya.
Muridnya jawab pertanyaannya dengan benar.

SOLUTION:
cause