Bob is blue. Charlie is red. Dave is white. If something is white then it is blue.
Bob is blue.
("Bob" "is" "blue" "+")
Charlie is red.
("Charlie" "is" "red" "+")
Dave is white.
("Dave" "is" "white" "+")
If something is white then it is blue.
((("something" "is" "white" "+")) -> ("something" "is" "blue" "+"))
Dave is white.
True
1
proof
[(triple3)]
("Dave" "is" "white" "+")
triple3
Charlie is not red.
False
1
inv-proof
[(triple2)]
("Charlie" "is" "red" "-")
triple2
Dave is blue.
True
2
proof
[(((triple3) -> rule1))]
("Dave" "is" "blue" "+")
((triple3) -> (rule1 % int1))
Dave is blue.
("Dave" "is" "blue" "+")
int1
Dave is not blue.
False
2
inv-proof
[(((triple3) -> rule1))]
("Dave" "is" "blue" "-")
((triple3) -> (rule1 % int1))
Dave is blue.
("Dave" "is" "blue" "+")
int1
Charlie is not blue.
Unknown
inv-rconc
[@1: Charlie is blue.[CWA. Example of deepest failure = (rule1 <- FAIL)]]
("Charlie" "is" "blue" "-")
Dave is red.
Unknown
random
[@0: Dave is red.[CWA. Example of deepest failure = (FAIL)]]
("Dave" "is" "red" "+")
Charlie is not young.
Unknown
inv-random
[@0: Charlie is young.[CWA. Example of deepest failure = (FAIL)]]
("Charlie" "is" "young" "-")
Bob is nice.
Unknown
random
[@0: Bob is nice.[CWA. Example of deepest failure = (FAIL)]]
("Bob" "is" "nice" "+")
@0: Bob is blue.[(triple1)] Charlie is red.[(triple2)] Dave is white.[(triple3)] @1: Dave is blue.[(((triple3) -> rule1))]
Bob is blue.
("Bob" "is" "blue" "+")
triple1
Charlie is red.
("Charlie" "is" "red" "+")
triple2
Dave is white.
("Dave" "is" "white" "+")
triple3
Dave is blue.
("Dave" "is" "blue" "+")
((triple3) -> (rule1 % int1))
Dave is blue.
("Dave" "is" "blue" "+")
int1