Dave is red. Dave is white. Dave is young. All young, rough people are nice.
Dave is red.
("Dave" "is" "red" "+")
Dave is white.
("Dave" "is" "white" "+")
Dave is young.
("Dave" "is" "young" "+")
All young, rough people are nice.
((("someone" "is" "young" "+") ("someone" "is" "rough" "+")) -> ("someone" "is" "nice" "+"))
Dave is white.
True
1
proof
[(triple2)]
("Dave" "is" "white" "+")
triple2
Dave is not young.
False
1
inv-proof
[(triple3)]
("Dave" "is" "young" "-")
triple3
Dave is not nice.
Unknown
inv-rconc
[@1: Dave is nice.[CWA. Example of deepest failure = (rule1 <- FAIL)]]
("Dave" "is" "nice" "-")
Dave is round.
Unknown
random
[@0: Dave is round.[CWA. Example of deepest failure = (FAIL)]]
("Dave" "is" "round" "+")
@0: Dave is red.[(triple1)] Dave is white.[(triple2)] Dave is young.[(triple3)]
Dave is red.
("Dave" "is" "red" "+")
triple1
Dave is white.
("Dave" "is" "white" "+")
triple2
Dave is young.
("Dave" "is" "young" "+")
triple3