1. The game data are dispensable for the program's running. They
are:1000+ Life-and-death problems.
Kogo's Joseki library
For registered users, there will be 1028 choice problems
(from 30K to 7D), and a collection of 6800+ problems, plus
300+ problems from two Chinese classic Go books, mainly "Xuan Xuan
Qi Jing", and "Wang You Qing Le Ji". The book "Xuan Xuan Qi Jing"
was written in China's Yuan dynasty in about 1347. There are many
cute problems in it.
User can change any part of the data. If you find any good paths,
you can add them in the data.