Premise: A woman on a sidewalk with luggage .
Correct statement: We believe that a woman is waiting for a taxi .
Incorrect statement: It is highly unlikely that a woman is waiting for a taxi .
Correct statement: It is probably not the case that a mid-aged female is waiting on a taxi after landing at the airport .
Incorrect statement: It is almost certain that a mid-aged female is waiting on a taxi after landing at the airport .
Correct statement: It is improbable that the woman is smoking a cigarette .
Incorrect statement: It is likely that the woman is smoking a cigarette .
Correct statement: We believe that a woman is waiting for a taxi with her luggage .
Incorrect statement: It is unlikely that a woman is waiting for a taxi with her luggage .
Correct statement: We doubt that a woman has just been dropped off by a car from the airport .
Incorrect statement: It is certain that a woman has just been dropped off by a car from the airport .