advance a pawn
21Chess — This article is about the Western board game. For other chess games or other uses, see Chess (disambiguation). Chess From left to right: a whit …
22Caro-Kann Defence — Infobox chess opening Chess diagram|= | = rd|nd|bd|qd|kd|bd|nd|rd|= pd|pd| |pd|pd|pd|pd|pd|= | |pd| | | | | |= | | | | | | | |= | | | |pl| | | |= | | | | | | | |= pl|pl|pl|pl| |pl|pl|pl|= rl|nl|bl|ql|kl|bl|nl|rl|=| moves = 1.e4 c6 ECO = B10–B19… …
23List of chess openings — This is a list of chess openings, organized by the Encyclopaedia of Chess Openings (ECO) code. In 1966, Chess Informant categorized the chess openings into five broad areas ( A through E ), with each of those broken down into one hundred… …
24Zugzwang — For the musical work written by Juan Maria Solare, see Zugzwang (musical work). Not to be confused with zwischenzug. Zugzwang (German for compulsion to move , pronounced [ˈtsuːktsvaŋ]) is a term usually used in chess which also applies to various …
25Nimzo-Indian Defence — a b c d e f …
26Sicilian Defence — a b c d e f …
27Opposite colored bishops endgame — About half of these positions are drawn. In most other endings, a two pawn advantage is usually an easy win. For example, if the bishops were on the same color, 90 percent of the positions would be wins.There are three general cases, depending on …
28Tigran Petrosian — This article is about the chess player and world champion. For the footballer, see Tigran Petrosyan (footballer). For the chess grandmaster born in 1984, see Tigran L. Petrosian. Tigran Petrosian Petrosian in 1975 Full name …
29Computer chess — 1990s Pressure sensory chess computer with LCD screen Chess+ For the iPad …
30Chess opening — For a list of openings as classified by the Encyclopaedia of Chess Openings, see List of chess openings. Starting position a …
