Originally posted by doccotoanbai
I have got " Art of the middle game" by Kotov and Keres but i dont know about kind of annotation use in this book. Example:
Anyone knows about this kind of annotation?
For a detailed explantion, see the following:
By the way, that's a very good book. Though wading through unfamiliar notation can be tiresome, in this case, I think you will find it worth the effort.