The cow is not green. If something is nice and not blue then it is red.
The cow is not green.
("cow" "is" "green" "-")
If something is nice and not blue then it is red.
((("something" "is" "nice" "+") ("something" "is" "blue" "~")) -> ("something" "is" "red" "+"))
The cow is not green.
True
1
proof
[(triple1)]
("cow" "is" "green" "-")
triple1
The cow is green.
False
1
inv-proof
[(triple1)]
("cow" "is" "green" "+")
triple1
The cow is not red.
Unknown
inv-rconc
[@1: The cow is red.[CWA. Example of deepest failure = (rule1 <- FAIL)]]
("cow" "is" "red" "-")
The cow is blue.
Unknown
random
[@0: The cow is blue.[CWA. Example of deepest failure = (FAIL)]]
("cow" "is" "blue" "+")
@0: The cow is not green.[(triple1)]
The cow is not green.
("cow" "is" "green" "-")
triple1