In this task your given two statements. 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.

The customer thought the souvenir was overpriced.
He bargained with the vendor.
effect

The wind blew through the open window.
The curtains shuddered.
effect

I asked for forgiveness.
I regretted my mistake.

cause