Premise: Bicyclist riding on a grass field , wearing a red and yellow uniform , shades , and a helmet .
Correct statement: We believe that a woman rides a bicycle in a race over a grassy field .
Incorrect statement: It is highly unlikely that a woman rides a bicycle in a race over a grassy field .
Correct statement: There is a very good chance that a bicyclist is happily riding .
Incorrect statement: Chances are slight that a bicyclist is happily riding .
Correct statement: It is impossible that the bicyclist is sweating profusely in his helmet .
Incorrect statement: It is certain that the bicyclist is sweating profusely in his helmet .
Correct statement: It is likely that someone is bicycling in a marathon .
Incorrect statement: It is probably not the case that someone is bicycling in a marathon .
Correct statement: It is probable that the man is practicing riding his bike on grass to prepare for a competition .
Incorrect statement: It is unlikely that the man is practicing riding his bike on grass to prepare for a competition .