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Consider the following relation: arc(a,b). arc(b,b). arc(b,c). Select all possible answers to the following question (finding some of them might require typing a semicolon and
Consider the following relation:
arc(a,b). arc(b,b). arc(b,c).
Select all possible answers to the following question (finding some of them might require typing a semicolon and backtracking):
?-arc(X, Y), arc(Y,Z).
a) | X = a, Y = Z, Z = b | |
b) | X = a, Y = b, Z = c ; | |
c) | X = Y, Y = Z, Z = b | |
d) | X = Y, Y = b, Z = c |
Consider the following relation:
likes(ann,john). likes(peter,ann). likes(john,john).
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