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".

[EX Q]: Several witnesses of the crime testified against the suspect, so it's unclear what was going on
[EX A]: not plausible

[EX Q]: The woman felt lonely, so she decided to go for a walk
[EX A]: plausible

[EX Q]: The man became disabled, so he refused to do so
[EX A]:
not plausible