Premise: Two firemen turning the water on in the hoses .
Correct statement: There is a very good chance that two firemen need both hoses to douse the flames .
Incorrect statement: It is impossible that two firemen need both hoses to douse the flames .
Correct statement: There is a very good chance that there is a fire they are fighting .
Incorrect statement: There is almost no chance that there is a fire they are fighting .
Correct statement: It is highly likely that firefighters preparing to douse flames .
Incorrect statement: We doubt that firefighters preparing to douse flames .
Correct statement: It is impossible that firemen attempt to extinguish a forest fire .
Incorrect statement: It is probably the case that firemen attempt to extinguish a forest fire .
Correct statement: It is highly likely that there is a fire to put out .
Incorrect statement: Chances are slight that there is a fire to put out .