Premise: The man in the yellow shirt is singing and playing guitar .
Correct statement: It is likely that there is a man singing and playing an acoustic guitar .
Incorrect statement: It is unlikely that there is a man singing and playing an acoustic guitar .
Correct statement: We believe that the man knows how to play the guitar .
Incorrect statement: It is impossible that the man knows how to play the guitar .
Correct statement: It is probably the case that a man is playing guitar and singing to a large audience .
Incorrect statement: It is unlikely that a man is playing guitar and singing to a large audience .
Correct statement: There is a better than even chance that someone is about to stop singing and take a break .
Incorrect statement: There is little chance that someone is about to stop singing and take a break .
Correct statement: We believe that a group of people is listening to the man play .
Incorrect statement: It is probably not the case that a group of people is listening to the man play .