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