Category: Main Opening

Irregular Main Openings – Eco Code A00

1. Click on the Pictures to Study the Variances on Chess Boards 2. Click on Notation to continue and Play the Openings Rated Guide A00 (Default Photo: Anderssen’s Opening) Irregular Openings 1.a3, 1.c3, d3, e3, f3, g3, h3, g4, b4, Na3, Nc3, Nh3 Study Games for Eco Code A00 Chess MicroBase...

Main Openings – Bird Eco Code A02 – A03

1. Click on the Pictures to Study the Variances on Chess Boards 2. Click on Notation to continue and Play the Openings Rated Guide A02 Bird Opening 1. f4 rnbqkbnr/pppppppp/8/8/5P2/8/PPPPP1PP/RNBQKBNR b KQkq – 0 1 Study Games for Eco Code A02 Chess MicroBase Games A03 Bird Opening 1.f4 d5 rnbqkbnr/ppp1pppp/8/3p4/5P2/8/PPPPP1PP/RNBQKBNR...

Main Openings – Reti Opening Eco Code A04 – A09

1. Click on the Pictures to Study the Variances on Chess Boards 2. Click on Notation to continue and Play the Openings Rated Guide   A04 Reti Opening 1. Nf3 rnbqkbnr/pppppppp/8/8/8/5N2/PPPPPPPP/RNBQKB1R b KQkq – 1 1 Study Games for Eco Code A04 Chess MicroBase Games A05 Reti Opening 1. Nf3...

Main Openings – English Opening Eco Code A10 – A39

1. Click on the Pictures to Study the Variances on Chess Boards 2. Click on Notation to continue and Play the Openings Rated Guide   A10 English 1. c4 rnbqkbnr/pppppppp/8/8/2P5/8/PP1PPPPP/RNBQKBNR b KQkq – 0 1 A10 English 1. c4 rnbqkbnr/pppppppp/8/8/2P5/8/PP1PPPPP/RNBQKBNR b KQkq – 0 1 Study Games for Eco Code...

Main Openings – Queen’s Pawn Eco Code A40

1. Click on the Pictures to Study the Variances on Chess Boards 2. Click on Notation to continue and Play the Openings Rated Guide   A40 Queen’s Pawn Game (including English Defence, Englund Gambit) 1. d4 rnbqkbnr/pppppppp/8/8/3P4/8/PPP1PPPP/RNBQKBNR b KQkq – 0 1 Study Games for Eco Code A40 Chess MicroBase...

Main Openings – Modern Defence Eco Code A41 – A42

1. Click on the Pictures to Study the Variances on Chess Boards 2. Click on Notation to continue and Play the Openings Rated Guide   A41 Queen’s Pawn Game, Wade Defence 1. d4 d6 rnbqkbnr/ppp1pppp/3p4/8/3P4/8/PPP1PPPP/RNBQKBNR w KQkq – 0 2 Study Games for Eco Code A41 Chess MicroBase Games A42...

Main Openings – Old Benoni Eco Code A43 – A44

1. Click on the Pictures to Study the Variances on Chess Boards 2. Click on Notation to continue and Play the Openings Rated Guide   A43 Old Benoni Defence 1.d4 c5 rnbqkbnr/pp1ppppp/8/2p5/3P4/8/PPP1PPPP/RNBQKBNR w KQkq – 0 2 Study Games for Eco Code A43 Chess MicroBase Games A44 Old Benoni Defence...

Main Openings – Indian Game Eco Code A45 – A50

1. Click on the Pictures to Study the Variances on Chess Boards 2. Click on Notation to continue and Play the Openings Rated Guide   A45 Queen’s Pawn Game 1. d4 Nf6 rnbqkb1r/pppppppp/5n2/8/3P4/8/PPP1PPPP/RNBQKBNR w KQkq – 1 2 Study Games for Eco Code A45 Chess MicroBase Games A46 Queen’s Pawn...

Main Openings – Budapest Defence Eco Code A51 – A52

1. Click on the Pictures to Study the Variances on Chess Boards 2. Click on Notation to continue and Play the Openings Rated Guide     A51 Indian Game: Budapest Gambit Declined 1.d4 Nf6 2.c4 e5 rnbqkb1r/pppp1ppp/5n2/4p3/2PP4/8/PP2PPPP/RNBQKBNR w KQkq – 0 3 BOOK Winning the Budapest Gambit: 82 Traps Black...

Main Openings – Old Indian Eco Code A53 – A55

1. Click on the Pictures to Study the Variances on Chess Boards 2. Click on Notation to continue and Play the Openings Rated Guide   A53 Old Indian Defence (Chigorin Indian Defence) 1. d4 Nf6 2. c4 d6 rnbqkb1r/ppp1pppp/3p1n2/8/2PP4/8/PP2PPPP/RNBQKBNR w KQkq – 0 3 Study Games for Eco Code A53...

Main Openings – Benoni Eco Code A56

1. Click on the Pictures to Study the Variances on Chess Boards 2. Click on Notation to continue and Play the Openings Rated Guide   A56 Benoni Defence 1. d4 Nf6 2. c4 c5 rnbqkb1r/pp1ppppp/5n2/2p5/2PP4/8/PP2PPPP/RNBQKBNR w KQkq – 0 3 Study Games for Eco Code A56 Chess MicroBase Games

Main Openings – Modern Benoni Eco Code A60 – A79

1. Click on the Pictures to Study the Variances on Chess Boards 2. Click on Notation to continue and Play the Openings Rated Guide   A60 Benoni Defence 1.d4 Nf6 2.c4 c5 3.d5 e6 rnbqkb1r/pp1p1ppp/4pn2/2pP4/2P5/8/PP2PPPP/RNBQKBNR w KQkq – 0 4 Study Games for Eco Code A60 Chess MicroBase Games A61...

Main Openings – Dutch Defence Eco Code A80 – A99

1. Click on the Pictures to Study the Variances on Chess Boards 2. Click on Notation to continue and Play the Openings Rated Guide   A80 Dutch Defence 1.d4 f5 rnbqkbnr/ppppp1pp/8/5p2/3P4/8/PPP1PPPP/RNBQKBNR w KQkq – 0 2 Study Games for Eco Code A80 Chess MicroBase Games A81 Dutch Defence 1. d4...

Main Openings – King’s Pawn Eco Code B00

1. Click on the Pictures to Study the Variances on Chess Boards 2. Click on Notation to continue and Play the Openings Rated Guide   B00 King’s Pawn Opening  (80 Tables with Variances) 1. e4 without 1…e5, 1…d5, 1…Nf6, 1…g6, 1…d6, 1…c6, 1…c5 rnbqkbnr/pppppppp/8/8/4P3/8/PPPP1PPP/RNBQKBNR b KQkq – 0 1 Study Games...