You will be given a definition of a task first, then some input of the task.
Given a text paragraph and a fact, generate 'True' if the fact can be inferred/concluded from the paragraph, otherwise generate 'False'. The input passage contains as set of logical statements so the fact can be marked either 'True' or 'False' if the relavant info regarding the fact is present in the given passage. If the Fact can't be marked True or False from the given paragraph, mark it as False. Don't use knowledge outside the given paragraph to check the fact.

Paragraph: Dave is big. Dave is smart. Bob is big. If Bob is nice and Bob is not big then Bob is rough.     Question: Bob is not big.
Output:
False