Premise: a man wearing a red clown nose stand talking to a man holding groceries on a busy city street .
Correct statement: It is improbable that two men talking on a busy street while a parade passes by
Incorrect statement: It is certain that two men talking on a busy street while a parade passes by
Correct statement: There is a very good chance that a man talks to a clown in a city .
Incorrect statement: We doubt that a man talks to a clown in a city .
Correct statement: There is a very good chance that a man is standing outside on asphalt .
Incorrect statement: It is unlikely that a man is standing outside on asphalt .
Correct statement: It is likely that there is a man wearing a red clown nose because he is a street performer .
Incorrect statement: It is impossible that there is a man wearing a red clown nose because he is a street performer .
Correct statement: It is probably not the case that a clown waits for a bus .
Incorrect statement: It is certain that a clown waits for a bus .