App: Measure your chess
Developer: 丽娜 夏
Genres: Sports, Education

Learning to spot mates is the simplest way to improve your chess and win more games. 
Players often miss opportunities involving unusual mates because it's easy to overlook something that is unfamiliar. 
The wide range of exercises will help increase your repertoire of mating pat­terns and give you a better chance of mating your next opponent! 
Enjoy solving these wonderful deadly checkmates puzzles, checking the solutions and totalling your points.

Release notes:
Rebuild for new macOS system.