[视频作者] 骑着蜗牛望沧桑
[视频时长] 315:13
[视频类型] 桌游棋牌
chessbase.com The Hedgehog is not just an opening, it is a system. A system that can be used against 1 c4, against 1 e4 and also 1 d4. Some players, such as the Swedish Grandmaster Ulf Andersson, appear to play very little else with the black pieces. Blac