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.

Example input: Các mặt hàng đã được đóng gói trong bọc bong bóng.
Nó dễ vỡ.
Example output: cause
Example explanation: The object being delicate is the cause of wrapping it in bubble wrap.
Q: Người cử tạ nghiến răng.
Anh nâng thanh xà trên đầu.
A:
cause