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".

The fugitive hid from the police, so the police went to the police station to investigate
not plausible

I finished a page of the book, so be on the lookout for that
plausible

I rubbed the soap between my hands, so the soap foamed

plausible