TASK DEFINITION: In this task, you will be given two sentences separated by ", so". You should decide whether the first sentence can be the cause of the second sentence. If you can see a possible causation, answer with "plausible", otherwise answer with "not plausible".
PROBLEM: It got dark outside, so we had to go downstairs

SOLUTION: plausible

PROBLEM: The girl found the missing puzzle piece, so this is what we came up with

SOLUTION: plausible

PROBLEM: My breath smelled of garlic, so I knew I was in for a good night's sleep

SOLUTION:
not plausible