

A stretch of a real game.
It changes only in your head.
What can be taken, what attacks what.

Most calculation errors come from losing the picture: a piece you thought was gone, a line you thought was closed.
Keeping track trains that picture, one move deeper at a time.
No. You see the starting position.You only hold the changes.
Checks, captures, attacks, pins and material in the final position.
Yes. Arrows can play the line for you.
60 of every 100 lost games are a missed tactic.Free to start, no card needed.
Start free