he knowledge of an expert system is given as follow: male(john). male(sam). male(peter). male(david). female(mary). female(betty). female(jane). female(sarah). a). A new predicate, likes, with two arguments (i.e. likes(male,female)), is required to represent the likes relationship of all possible male and female. Using variable(s), write the rule(s) that can generate the required knowledge. b). Using variable(s), write the rule(s) that can also provide the knowledge, likes(female,male). c). Given that sam and mary are sibling, the likes relationship between sam and mary should be omitted from the knowledge. Modify the rule(s) defined above.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Computer Science

The knowledge of an expert system is given as follow:

male(john).
male(sam).
male(peter).
male(david).
female(mary).
female(betty).
female(jane).
female(sarah).

a). A new predicate, likes, with two arguments (i.e. likes(male,female)), is required to represent the likes relationship of all possible male and female. Using variable(s), write the rule(s) that can generate the required knowledge.
b). Using variable(s), write the rule(s) that can also provide the knowledge, likes(female,male).
c). Given that sam and mary are sibling, the likes relationship between sam and mary should be omitted from the knowledge. Modify the rule(s) defined above.     

 
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