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

The man's clothes fit loosely.
He lost weight.
cause

The bird flapped its wings.
It ascended upwards.

effect