Answered: Consider the following prolog database:…

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

Section: Chapter Questions

Problem 1PE

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Question

Consider the following prolog database:
married (logan, marcia),
parent (logan, connor),
parent (logan, kendall).
parent (logan, roman).
parent (logan, siobhan).
dating(connor, willa).
married(kendall, rava).
dating( roman, grace).
married(tom, siobhan)
parent (caroline, kendall),
parent (caroline, roman).
parent (caroline, siobhan).

Write a prolog rule to identify siblings. The rule sibling/2 receives two arguments
and verifies if they are siblings or not.
Two distinct persons are siblings if they have a common parent. A person is not a sibling of self.
Example:
?- sibling(kendall, roman)
true
?- sibling(kendall, tom)
false
?- sibling(kendall, kendall)
false

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