Premise: A man sits on steps in the shadows .
Correct statement: It is impossible that somebody is hiding on the unlit stairs .
Incorrect statement: It is likely that somebody is hiding on the unlit stairs .
Correct statement: There is a better than even chance that a man sits outside .
Incorrect statement: There is little chance that a man sits outside .
Correct statement: It is impossible that a man sits wondering where did he lose his cell phone .
Incorrect statement: It is certain that a man sits wondering where did he lose his cell phone .
Correct statement: It is impossible that a man is hoping not to be scene where he is sitting
Incorrect statement: It is probable that a man is hoping not to be scene where he is sitting
Correct statement: We believe that a man is by the front door at dawn .
Incorrect statement: It is impossible that a man is by the front door at dawn .