Save the King (save_king_3k_sol.txt)

Walkthrough:
(Start in entry) 
go north (x2)
go west (x3) 
get key 
go east 
go north 
go west 
go north 
get book 
read book (find the lock and make sure you have both keys)
go east
go north
go east
go south (x2) 
go east 
get key 
go west (x2)
go north (x2)
use keys