Premise: An older gentleman is sitting in a dark room with little light at a white small table and chairs .
Correct statement: It is impossible that an older gentleman is preparing a poker game with his friends .
Incorrect statement: It is certain that an older gentleman is preparing a poker game with his friends .
Correct statement: We doubt that an old man is hiding in a dark room .
Incorrect statement: It is likely that an old man is hiding in a dark room .
Correct statement: It is impossible that he is being interrogated .
Incorrect statement: Chances are about even that he is being interrogated .
Correct statement: It is impossible that an older man is sitting at a table waiting for dinner .
Incorrect statement: It is probable that an older man is sitting at a table waiting for dinner .
Correct statement: We doubt that the man strains to read in the dim light
Incorrect statement: We believe that the man strains to read in the dim light