Charlie is big. Charlie is young. Dave is young. All young people are nice. If someone is nice and young then they are furry.
Charlie is big.
("Charlie" "is" "big" "+")
Charlie is young.
("Charlie" "is" "young" "+")
Dave is young.
("Dave" "is" "young" "+")
All young people are nice.
((("someone" "is" "young" "+")) -> ("someone" "is" "nice" "+"))
If someone is nice and young then they are furry.
((("someone" "is" "nice" "+") ("someone" "is" "young" "+")) -> ("someone" "is" "furry" "+"))
Dave is young.
True
1
proof
[(triple3)]
("Dave" "is" "young" "+")
triple3
Dave is not young.
False
1
inv-proof
[(triple3)]
("Dave" "is" "young" "-")
triple3
Dave is not round.
Unknown
inv-random
[@0: Dave is round.[CWA. Example of deepest failure = (FAIL)]]
("Dave" "is" "round" "-")
Dave is big.
Unknown
random
[@0: Dave is big.[CWA. Example of deepest failure = (FAIL)]]
("Dave" "is" "big" "+")
@0: Charlie is big.[(triple1)] Charlie is young.[(triple2)] Dave is young.[(triple3)] @1: Charlie is nice.[(((triple2) -> rule1))] Dave is nice.[(((triple3) -> rule1))] @2: Charlie is furry.[(((((triple2) -> rule1) triple2) -> rule2))] Dave is furry.[(((((triple3) -> rule1) triple3) -> rule2))]
Charlie is big.
("Charlie" "is" "big" "+")
triple1
Charlie is young.
("Charlie" "is" "young" "+")
triple2
Dave is young.
("Dave" "is" "young" "+")
triple3
Charlie is nice.
("Charlie" "is" "nice" "+")
((triple2) -> (rule1 % int1))
Charlie is nice.
("Charlie" "is" "nice" "+")
int1
Dave is nice.
("Dave" "is" "nice" "+")
((triple3) -> (rule1 % int1))
Dave is nice.
("Dave" "is" "nice" "+")
int1
Charlie is furry.
("Charlie" "is" "furry" "+")
((((triple2) -> (rule1 % int2)) triple2) -> (rule2 % int1))
Charlie is furry.
("Charlie" "is" "furry" "+")
int1
Charlie is nice.
("Charlie" "is" "nice" "+")
int2
Dave is furry.
("Dave" "is" "furry" "+")
((((triple3) -> (rule1 % int2)) triple3) -> (rule2 % int1))
Dave is furry.
("Dave" "is" "furry" "+")
int1
Dave is nice.
("Dave" "is" "nice" "+")
int2