1.  Introduction
 2.  Key features of Prolog
 3.  Further Prolog features
 4.  Lab 1
 5.  More on Rules
 6.  Evaluation & Backtracking I
 7.  Evaluation & Backtracking II
 8.  Lab 2
 9.  Numbers & Maths Operators
10.  Lists I
11.  Lists II
12.  Lab 3
13.  Recursion
14.  Closure