Premise: Boy with floaties with his feet in the sand on the beach .
Correct statement: It is impossible that he had a towel
Incorrect statement: We believe that he had a towel
Correct statement: It is impossible that a boy is at the beach with his mother and father
Incorrect statement: There is a very good chance that a boy is at the beach with his mother and father
Correct statement: We believe that a boy is swimming .
Incorrect statement: There is little chance that a boy is swimming .
Correct statement: It is highly likely that a boy is outside
Incorrect statement: It is highly unlikely that a boy is outside
Correct statement: It is impossible that the boy is on vacation with his family .
Incorrect statement: It is almost certain that the boy is on vacation with his family .