From the west gate of Kai-Thaan, go in, e, n, 5e, 2s, w, 4s, e, 2s.
Do a "cost all" to determine the maximum value you can advance your
skills to - every repop a new max value is randomly generated, a
number from 50 to 100, inclusive. If the first time you visit it's
too low for your liking, advance as much as possible then keep trying
back later to see if it's improved. Skills available to train are: