Minor fix.
Playing chess endgames is a very important and efficient way to improve one's chess skills. But often it's very difficult and expensive for a player to find a partner or tutor to help him practice endgames.
This app solves this problem by collecting over 60,000 endgames and providing an easy and simple interface for the user to play endgames. The user can try to solve the puzzle first and then verify the solution with the computer. Or the user can study the solution provided by the computer. With time, the user can improve his/her chess skills quickly.
