Charlie is not furry. Fiona is green. Harry is white. Green things are not blue. All big things are white.
Charlie is not furry.
("Charlie" "is" "furry" "-")
Fiona is green.
("Fiona" "is" "green" "+")
Harry is white.
("Harry" "is" "white" "+")
Green things are not blue.
((("something" "is" "green" "+")) -> ("something" "is" "blue" "-"))
All big things are white.
((("something" "is" "big" "+")) -> ("something" "is" "white" "+"))
Fiona is green.
True
1
proof
[(triple2)]
("Fiona" "is" "green" "+")
triple2
Fiona is not green.
False
1
inv-proof
[(triple2)]
("Fiona" "is" "green" "-")
triple2
Fiona is not blue.
True
2
proof
[(((triple2) -> rule1))]
("Fiona" "is" "blue" "-")
((triple2) -> (rule1 % int1))
Fiona is not blue.
("Fiona" "is" "blue" "-")
int1
Fiona is blue.
False
2
inv-proof
[(((triple2) -> rule1))]
("Fiona" "is" "blue" "+")
((triple2) -> (rule1 % int1))
Fiona is not blue.
("Fiona" "is" "blue" "-")
int1
Fiona is not white.
Unknown
inv-rconc
[@1: Fiona is white.[CWA. Example of deepest failure = (rule2 <- FAIL)]]
("Fiona" "is" "white" "-")
Charlie is white.
Unknown
rconc
[@1: Charlie is white.[CWA. Example of deepest failure = (rule2 <- FAIL)]]
("Charlie" "is" "white" "+")
Harry is not quiet.
Unknown
inv-random
[@0: Harry is quiet.[CWA. Example of deepest failure = (FAIL)]]
("Harry" "is" "quiet" "-")
Charlie is quiet.
Unknown
random
[@0: Charlie is quiet.[CWA. Example of deepest failure = (FAIL)]]
("Charlie" "is" "quiet" "+")
@0: Charlie is not furry.[(triple1)] Fiona is green.[(triple2)] Harry is white.[(triple3)] @1: Fiona is not blue.[(((triple2) -> rule1))]
Charlie is not furry.
("Charlie" "is" "furry" "-")
triple1
Fiona is green.
("Fiona" "is" "green" "+")
triple2
Harry is white.
("Harry" "is" "white" "+")
triple3
Fiona is not blue.
("Fiona" "is" "blue" "-")
((triple2) -> (rule1 % int1))
Fiona is not blue.
("Fiona" "is" "blue" "-")
int1