instruction:
In this task your given two statements in Vietnamese. 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.
question:
Ánh nắng chiếu vào phòng.
Tôi mở rèm cửa.
answer:
cause


question:
Dung nham chảy từ núi lửa.
Núi lửa phun trào.
answer:
cause


question:
Chiếc ly lật khỏi bàn.
Nó vỡ tan khắp sàn nhà.
answer:

effect