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.

Kucing itu mengejar burung.
Burung itu terbang.
effect

Pasangan itu berpergian ke selatan ketika musim dingin.
Mereka telah pensiun.
cause

Pandangan politik wanita itu berubah.
Dia ganti partainya.

effect