# UGCNET-Dec2015-III: 7

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Given the following set of prolog clauses:

father(X,Y) :
parent(X,Y),
male(X),
parent(Sally, Bob),
parent(Jim, Bob),
parent(Alice, Jane),
male(Bob),
male(Jim),
female(Salley),
female(Alice)

How many atoms are matched to the variable 'X' before the query father(X, Jane) reports a Result?

1. $1$
2. $2$
3. $3$
4. $4$

edited
0

https://gateoverflow.in/?qa=blob&qa_blobid=16807665573314711362

Please do comment if found any thing incorrect.

No options is correct/
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Can u please explain how to do this
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