Question: In Example 12.8, the query ?- classmates(jane_doe, X) will succeed three times: twice with X = jane_doe and once with X = ajit_chandra. Show how

In Example 12.8, the query ?- classmates(jane_doe, X) will succeed three times: twice with X = jane_doe and once with X = ajit_chandra. Show how to modify the classmates(X, Y) rule so that a student is not considered a classmate of himself or herself.

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