Just a try for a Game of Thrones challenge

The prolog_creator.rb is just a ruby script to create the prolog file.

It works with GNU Prolog (brew install gprolog)

Just do :

    $ gprolog 
    GNU Prolog 1.4.1
    By Daniel Diaz
    Copyright (C) 1999-2012 Daniel Diaz
    | ?- [main].
    compiling /Users/lyset/Documents/Code/GoT_Prolog/main.pl for byte code...
    /Users/lyset/Documents/Code/GoT_Prolog/main.pl compiled, 138 lines read - 18313 bytes written, 22 ms
    
    (4 ms) yes
    || ?- ancestors_of(rickon_stark, X).

    X = catelyn_tully ? a
    
    X = eddard_stark
    
    X = hoster_tully
    
    X = minisa_whent
    
    X = rickard_stark
    
    (1 ms) no