You are downloading the ChessTactics XAP file v22.214.171.124 for Windows Phone. ChessTactics is a free and fun Card & Board game: For chess players seeking to improve their game, nothing is more helpful than studying chess problems. With over 20,000 problems, the Chess Problems ... You can now download the offline XAP file to install & try it.
Download Locations for ChessTactics 126.96.36.199 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline ChessTactics XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.