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: Pria yang kaya itu meninggal karena usia tua.
Putranya mewarisi kekayaannya.

SOLUTION: effect

PROBLEM: Kasir itu membuka mesin kasirnya.
Pelanggan itu berikannya uang.

SOLUTION: cause

PROBLEM: Saya dorong pintu itu.
Pintu itu terbuka.

SOLUTION:
effect