Fiona is rough. Gary is furry. Harry is white. All rough things are green. If something is green then it is red.
Fiona is rough.
("Fiona" "is" "rough" "+")
Gary is furry.
("Gary" "is" "furry" "+")
Harry is white.
("Harry" "is" "white" "+")
All rough things are green.
((("something" "is" "rough" "+")) -> ("something" "is" "green" "+"))
If something is green then it is red.
((("something" "is" "green" "+")) -> ("something" "is" "red" "+"))
Harry is white.
True
1
proof
[(triple3)]
("Harry" "is" "white" "+")
triple3
Fiona is not rough.
False
1
inv-proof
[(triple1)]
("Fiona" "is" "rough" "-")
triple1
Fiona is green.
True
2
proof
[(((triple1) -> rule1))]
("Fiona" "is" "green" "+")
((triple1) -> (rule1 % int1))
Fiona is green.
("Fiona" "is" "green" "+")
int1
Fiona is not green.
False
2
inv-proof
[(((triple1) -> rule1))]
("Fiona" "is" "green" "-")
((triple1) -> (rule1 % int1))
Fiona is green.
("Fiona" "is" "green" "+")
int1
Fiona is red.
True
3
proof
[(((((triple1) -> rule1)) -> rule2))]
("Fiona" "is" "red" "+")
((((triple1) -> (rule1 % int2))) -> (rule2 % int1))
Fiona is red.
("Fiona" "is" "red" "+")
int1
Fiona is green.
("Fiona" "is" "green" "+")
int2
Fiona is not red.
False
3
inv-proof
[(((((triple1) -> rule1)) -> rule2))]
("Fiona" "is" "red" "-")
((((triple1) -> (rule1 % int2))) -> (rule2 % int1))
Fiona is red.
("Fiona" "is" "red" "+")
int1
Fiona is green.
("Fiona" "is" "green" "+")
int2
Gary is not green.
Unknown
inv-rconc
[@1: Gary is green.[CWA. Example of deepest failure = (rule1 <- FAIL)]]
("Gary" "is" "green" "-")
Harry is green.
Unknown
rconc
[@1: Harry is green.[CWA. Example of deepest failure = (rule1 <- FAIL)]]
("Harry" "is" "green" "+")
Harry is not red.
Unknown
inv-rconc
[@2: Harry is red.[CWA. Example of deepest failure = (rule2 <- rule1 <- FAIL)]]
("Harry" "is" "red" "-")
Harry is furry.
Unknown
random
[@0: Harry is furry.[CWA. Example of deepest failure = (FAIL)]]
("Harry" "is" "furry" "+")
Harry is not blue.
Unknown
inv-random
[@0: Harry is blue.[CWA. Example of deepest failure = (FAIL)]]
("Harry" "is" "blue" "-")
Fiona is blue.
Unknown
random
[@0: Fiona is blue.[CWA. Example of deepest failure = (FAIL)]]
("Fiona" "is" "blue" "+")
@0: Fiona is rough.[(triple1)] Gary is furry.[(triple2)] Harry is white.[(triple3)] @1: Fiona is green.[(((triple1) -> rule1))] @2: Fiona is red.[(((((triple1) -> rule1)) -> rule2))]
Fiona is rough.
("Fiona" "is" "rough" "+")
triple1
Gary is furry.
("Gary" "is" "furry" "+")
triple2
Harry is white.
("Harry" "is" "white" "+")
triple3
Fiona is green.
("Fiona" "is" "green" "+")
((triple1) -> (rule1 % int1))
Fiona is green.
("Fiona" "is" "green" "+")
int1
Fiona is red.
("Fiona" "is" "red" "+")
((((triple1) -> (rule1 % int2))) -> (rule2 % int1))
Fiona is red.
("Fiona" "is" "red" "+")
int1
Fiona is green.
("Fiona" "is" "green" "+")
int2