Premise: A sailor stands at the entrance of a historical wooden shop talking to two men .
Correct statement: There is a better than even chance that a sailor is about to leave on tour .
Incorrect statement: Chances are slight that a sailor is about to leave on tour .
Correct statement: It is impossible that a man explaining the basics of sailing .
Incorrect statement: It is highly likely that a man explaining the basics of sailing .
Correct statement: It is impossible that two men are trying to get into a shop , and a sailor wo n't let them enter .
Incorrect statement: It is probably the case that two men are trying to get into a shop , and a sailor wo n't let them enter .
Correct statement: There is a better than even chance that a man preparing to take the ship for a ride
Incorrect statement: It is impossible that a man preparing to take the ship for a ride
Correct statement: It is impossible that a tour guide dressed as a sailor gives a history lesson
Incorrect statement: It is likely that a tour guide dressed as a sailor gives a history lesson