Dave is quiet. Dave is white. Harry is young. If something is nice and white then it is red.
Dave is quiet.
("Dave" "is" "quiet" "+")
Dave is white.
("Dave" "is" "white" "+")
Harry is young.
("Harry" "is" "young" "+")
If something is nice and white then it is red.
((("something" "is" "nice" "+") ("something" "is" "white" "+")) -> ("something" "is" "red" "+"))
Dave is quiet.
True
1
proof
[(triple1)]
("Dave" "is" "quiet" "+")
triple1
Dave is not white.
False
1
inv-proof
[(triple2)]
("Dave" "is" "white" "-")
triple2
Harry is not red.
Unknown
inv-rconc
[@1: Harry is red.[CWA. Example of deepest failure = (rule1 <- FAIL)]]
("Harry" "is" "red" "-")
Harry is smart.
Unknown
random
[@0: Harry is smart.[CWA. Example of deepest failure = (FAIL)]]
("Harry" "is" "smart" "+")
@0: Dave is quiet.[(triple1)] Dave is white.[(triple2)] Harry is young.[(triple3)]
Dave is quiet.
("Dave" "is" "quiet" "+")
triple1
Dave is white.
("Dave" "is" "white" "+")
triple2
Harry is young.
("Harry" "is" "young" "+")
triple3