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.

[EX Q]: The inside of the train went dark.
The train travelled through a tunnel.
[EX A]: cause

[EX Q]: I walked barefoot on the beach.
Sand stuck to my feet.
[EX A]: effect

[EX Q]: My view of the movie screen was blocked.
A tall person was sitting in front of me.
[EX A]:
cause