TASK DEFINITION: In this task, you will be given two sentences separated by "because". You should decide whether the first sentence can be the result of the second sentence. If you can see a possible cause and effect relationship, answer with "plausible", otherwise answer with "not plausible".
PROBLEM: the friends' debate dragged on interminably because there were so few of them

SOLUTION: not plausible

PROBLEM: the window was opaque because it was all over the place

SOLUTION: not plausible

PROBLEM: the boy's mouth stung because of the shock of his father's death

SOLUTION:
not plausible