Premise: Two young kids are playing in the grass .
Correct statement: It is probably not the case that the children are siblings .
Incorrect statement: It is certain that the children are siblings .
Correct statement: It is probably not the case that two siblings are playing outdoors .
Incorrect statement: It is certain that two siblings are playing outdoors .
Correct statement: We doubt that some kids are playing soccer .
Incorrect statement: It is highly likely that some kids are playing soccer .
Correct statement: Chances are about even that kids are playing in the grass with toys .
Incorrect statement: It is almost certain that kids are playing in the grass with toys .
Correct statement: It is probably not the case that two girls are playing .
Incorrect statement: It is probably the case that two girls are playing .