The interference of one black piece by another like moving one on the same line (if the pieces are on different lines, it is a Holzhausen).
ECHESSPEDIA
Quotes of the Day
Sport can make girls feel more stronger, more stable and you can fight in the future when you enter the society. It is a really good quality for a girl and I think sports are a good way to generate your personality which is really important.
Hou Yifan 2016
I don’t particularly like being searched electronically. It is inconceivable that such a thing would happen in any other sport. It is fundamentally anti-chess, and I think the people who are behind this decision need their heads looked at! They are sick! They are ruining the very beauty that is chess.
Nigel Short 2016
You can’t look too annoyed or they’ll look for the mistake you’ve made. A lot of the time it’s about looking for these opportunities and if you give them a clue, the good players will find it.
Magnus Carlsen 2016
You only task in the opening is to reach a playable middle game.
Lajos Portisch
My style is based on giving energy and creating. Karpov’s style is something that is probably taking energy from his opponent. NIC 1989
Garry Kasparov 1989 NIC