Charlie is green. Charlie is kind. Charlie is red. Dave is red. Dave is smart. Dave is young. Gary is blue. Harry is blue. Harry is green. Harry is kind. Harry is red. Harry is young. All smart, young people are kind. If Dave is red then Dave is furry. All young people are green.
Dave is not young.
@0: Charlie is green.[(triple1)] Charlie is kind.[(triple2)] Charlie is red.[(triple3)] Dave is red.[(triple4)] Dave is smart.[(triple5)] Dave is young.[(triple6)] Gary is blue.[(triple7)] Harry is blue.[(triple8)] Harry is green.[(triple9 OR ((triple12) -> rule3))] Harry is kind.[(triple10)] Harry is red.[(triple11)] Harry is young.[(triple12)] @1: Dave is furry.[(((triple4) -> rule2))] Dave is green.[(((triple6) -> rule3))] Dave is kind.[(((triple5 triple6) -> rule1))]