Premise: Two swimmers competing in swim competition .
Correct statement: We believe that two swimmers are closely racing .
Incorrect statement: We doubt that two swimmers are closely racing .
Correct statement: There is a better than even chance that the swim competition is held inside
Incorrect statement: It is impossible that the swim competition is held inside
Correct statement: There is a better than even chance that two people are swimming in an indoor pool .
Incorrect statement: Chances are slight that two people are swimming in an indoor pool .
Correct statement: There is a very good chance that an audience is watching the swimmers compete .
Incorrect statement: We doubt that an audience is watching the swimmers compete .
Correct statement: It is impossible that the two swimmers are both returning champions of their division .
Incorrect statement: It is probable that the two swimmers are both returning champions of their division .