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.

My car broke down.
I called a mechanic.
effect

The pond froze over for the winter.
People skated on the pond.
effect

The woman struggled to walk.
She wore high heels.

cause