Anne is nice. Bob is red. Charlie is nice. Fiona is rough. If someone is young then they are nice.
Anne is nice.
("Anne" "is" "nice" "+")
Bob is red.
("Bob" "is" "red" "+")
Charlie is nice.
("Charlie" "is" "nice" "+")
Fiona is rough.
("Fiona" "is" "rough" "+")
If someone is young then they are nice.
((("someone" "is" "young" "+")) -> ("someone" "is" "nice" "+"))
Fiona is rough.
True
1
proof
[(triple4)]
("Fiona" "is" "rough" "+")
triple4
Anne is not nice.
False
1
inv-proof
[(triple1)]
("Anne" "is" "nice" "-")
triple1
Bob is not nice.
Unknown
inv-rconc
[@1: Bob is nice.[CWA. Example of deepest failure = (rule1 <- FAIL)]]
("Bob" "is" "nice" "-")
Charlie is young.
Unknown
random
[@0: Charlie is young.[CWA. Example of deepest failure = (FAIL)]]
("Charlie" "is" "young" "+")
@0: Anne is nice.[(triple1)] Bob is red.[(triple2)] Charlie is nice.[(triple3)] Fiona is rough.[(triple4)]
Anne is nice.
("Anne" "is" "nice" "+")
triple1
Bob is red.
("Bob" "is" "red" "+")
triple2
Charlie is nice.
("Charlie" "is" "nice" "+")
triple3
Fiona is rough.
("Fiona" "is" "rough" "+")
triple4