The bear is young. If something is nice then it is young. Young things are round. All round, rough things are nice. If something is round then it is rough. All nice, young things are round. All nice, young things are rough.
The bear is young.
("bear" "is" "young" "+")
If something is nice then it is young.
((("something" "is" "nice" "+")) -> ("something" "is" "young" "+"))
Young things are round.
((("something" "is" "young" "+")) -> ("something" "is" "round" "+"))
All round, rough things are nice.
((("something" "is" "round" "+") ("something" "is" "rough" "+")) -> ("something" "is" "nice" "+"))
If something is round then it is rough.
((("something" "is" "round" "+")) -> ("something" "is" "rough" "+"))
All nice, young things are round.
((("something" "is" "nice" "+") ("something" "is" "young" "+")) -> ("something" "is" "round" "+"))
All nice, young things are rough.
((("something" "is" "nice" "+") ("something" "is" "young" "+")) -> ("something" "is" "rough" "+"))
The bear is young.
True
1
proof
[(triple1)]
("bear" "is" "young" "+")
triple1
The bear is not young.
False
1
inv-proof
[(triple1)]
("bear" "is" "young" "-")
triple1
The bear is round.
True
2
proof
[(((triple1) -> rule2))]
("bear" "is" "round" "+")
((triple1) -> (rule2 % int1))
The bear is round.
("bear" "is" "round" "+")
int1
The bear is not round.
False
2
inv-proof
[(((triple1) -> rule2))]
("bear" "is" "round" "-")
((triple1) -> (rule2 % int1))
The bear is round.
("bear" "is" "round" "+")
int1
The bear is rough.
True
3
proof
[(((((triple1) -> rule2)) -> rule4))]
("bear" "is" "rough" "+")
((((triple1) -> (rule2 % int2))) -> (rule4 % int1))
The bear is rough.
("bear" "is" "rough" "+")
int1
The bear is round.
("bear" "is" "round" "+")
int2
The bear is not rough.
False
3
inv-proof
[(((((triple1) -> rule2)) -> rule4))]
("bear" "is" "rough" "-")
((((triple1) -> (rule2 % int2))) -> (rule4 % int1))
The bear is rough.
("bear" "is" "rough" "+")
int1
The bear is round.
("bear" "is" "round" "+")
int2
The bear is not blue.
Unknown
inv-random
[@0: The bear is blue.[CWA. Example of deepest failure = (FAIL)]]
("bear" "is" "blue" "-")
The bear chases the bear.
Unknown
random
[@0: The bear chases the bear.[CWA. Example of deepest failure = (FAIL)]]
("bear" "chases" "bear" "+")
The bear does not visit the bear.
Unknown
inv-random
[@0: The bear visits the bear.[CWA. Example of deepest failure = (FAIL)]]
("bear" "visits" "bear" "-")
The bear needs the bear.
Unknown
random
[@0: The bear needs the bear.[CWA. Example of deepest failure = (FAIL)]]
("bear" "needs" "bear" "+")
@0: The bear is young.[(triple1)] @1: The bear is round.[(((triple1) -> rule2))] @2: The bear is rough.[(((((triple1) -> rule2)) -> rule4))] @3: The bear is nice.[(((((triple1) -> rule2) ((((triple1) -> rule2)) -> rule4)) -> rule3))]
The bear is young.
("bear" "is" "young" "+")
triple1
The bear is round.
("bear" "is" "round" "+")
((triple1) -> (rule2 % int1))
The bear is round.
("bear" "is" "round" "+")
int1
The bear is rough.
("bear" "is" "rough" "+")
((((triple1) -> (rule2 % int2))) -> (rule4 % int1))
The bear is rough.
("bear" "is" "rough" "+")
int1
The bear is round.
("bear" "is" "round" "+")
int2
The bear is nice.
("bear" "is" "nice" "+")
((((triple1) -> (rule2 % int3)) ((((triple1) -> (rule2 % int3))) -> (rule4 % int2))) -> (rule3 % int1))
The bear is nice.
("bear" "is" "nice" "+")
int1
The bear is rough.
("bear" "is" "rough" "+")
int2
The bear is round.
("bear" "is" "round" "+")
int3