Analyze online chess opening position with computer-C00-C99

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C00: French Defence, unusual White second moves: 1.e4 e6

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C01: French Defence, Exchange Variation: 1.e4 e6 2.d4 d5 3.exd5 exd5

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C02: French Defence, Advance Variation: 1.e4 e6 2.d4 d5 3.e5

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C03: French Defence, Tarrasch Variation and unusual Black third moves: 1.e4 e6 2.d4 d5 3.Nd2

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C04: French Defence, Tarrasch Variation with 3...Nc6: 1.e4 e6 2.d4 d5 3.Nd2 Nc6

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C05: French Defence, Tarrasch Variation 3...Nf6 4.e5 Nfd7, unusual White fifth moves: 1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7

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C06: French Defence, Tarrasch Variation 3...Nf6 4.e5 Nfd7 5.Bd3 main line: 1.e4 e6 2.d4 d5 3.Nd2 Nf6

4.e5 Nfd7 5.Bd3

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C07: French Defence, Tarrasch Variation 3...c5, various White fourth moves: 1.e4 e6 2.d4 d5 3.Nd2 c5

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C08: French Defence, Tarrasch Variation 3...c5 4.exd5 exd5 sidelines: 1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5

exd5

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C09: French Defence, Tarrasch Variation 3...c5 main line: 1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5

5.Ngf3 Nc6

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C10: French Defence, 3.Nc3 sidelines: 1.e4 e6 2.d4 d5 3.Nc3

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C10: French Defence, Rubinstein Variation: 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4

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C11: French Defence, Steinitz Variation: 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5

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C12: French Defence, MacCutcheon Variation: 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4

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C13: French Defence, Burn Variation: 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 dxe4

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C14: French Defence, Classical main line: 1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5

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C15: French Defence, Winawer Variation sidelines: 1.e4 e6 2.d4 d5 3.Nc3 Bb4

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C16: French Defence, Winawer Variation without ...c5: 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5

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C17: French Defence, Winawer Variation 4...c5 sidelines: 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5

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C18: French Defence, Winawer Variation with 6...Qc7: 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+

6.bxc3 Qc7

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C19: French Defence, Winawer Variation main line 6...Ne7 7.Nf3 Qc7: 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5

c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Nf3 Qc7

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C20: Open games, various White second moves: 1.e4 e5

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C21: Danish Gambit: 1.e4 e5 2.d4 exd4 3.c3

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C22: Center Game: 1.e4 e5 2.d4 exd4 3.Qxd4

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C23: Bishop's Opening, 2...Bc5: 1.e4 e5 2.Bc4 Bc5

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C24: Bishop's Opening, 2...Nf6: 1.e4 e5 2.Bc4 Nf6

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C25: Vienna Game, early deviations: 1.e4 e5 2.Nc3

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C26: Vienna Gambit: 1.e4 e5 2.Nc3 Nc6 3.f4

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C27: Vienna Game, 2...Nf6 sidelines: 1.e4 e5 2.Nc3 Nf6

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C28: Vienna Game, 2...Nf6 Bishop's Variation: 1.e4 e5 2.Nc3 Nf6 3.Bc4 Nc6

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C29: Vienna Game, Classical main line: 1.e4 e5 2.Nc3 Nf6 3.f4

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C30: King's Gambit: 1.e4 e5 2.f4

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C31: Falkbeer Countergambit sidelines: 1.e4 e5 2.f4 d5 3.exd5

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C32: Falkbeer Countergambit main line: 1.e4 e5 2.f4 d5 3.exd5 e4 4.d3 Nf6

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C33: King's Gambit Accepted sidelines: 1.e4 e5 2.f4 exf4

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C33: King's Gambit Accepted, King's Bishop's Gambit: 1.e4 e5 2.f4 exf4 3.Bc4

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C34: King's Gambit Accepted, King's Knight's Gambit sidelines: 1.e4 e5 2.f4 exf4 3.Nf3

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C35: King's Gambit Accepted, Cunningham-Euwe Variation: 1.e4 e5 2.f4 exf4 3.Nf3 Be7

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C36: King's Gambit Accepted, Modern Variation: 1.e4 e5 2.f4 exf4 3.Nf3 d5

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C37: King's Gambit Accepted, Muzio Gambit: 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 g4 5.O-O gxf3 6.

Qxf3

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C38: King's Gambit Accepted, Neumann's Defence: 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.Bc4 Bg7

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C39: King's Gambit Accepted, Kieseritzky Gambit: 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5

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C40: Elephant Gambit: 1.e4 e5 2.Nf3 d5

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C40: Latvian Gambit: 1.e4 e5 2.Nf3 f5

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C41: Philidor Defence: 1.e4 e5 2.Nf3 d6

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C42: Petroff Defence, unusual White third moves: 1.e4 e5 2.Nf3 Nf6

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C42: Petroff Defence, 3.Nxe5 early deviations: 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4

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C42: Petroff Defence, 3.Nxe5 main line: 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3

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C43: Petroff Defence, 3.d4: 1.e4 e5 2.Nf3 Nf6 3.d4

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C44: Ponziani Opening: 1.e4 e5 2.Nf3 Nc6 3.c3

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C44: Göring Gambit: 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3

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C44: Scotch Gambit: 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 (4...Nf6--C55, 4...Bc5--C54/C56, 4...Be7--

C50)

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C45: Scotch Game: 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4

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C46: Three Knights' Game: 1.e4 e5 2.Nf3 Nc6 3.Nc3 (3...Nf6--C47)

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C47: Four Knights' Game sidelines: 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6

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C48: Four Knights' Game, Belgrade Gambit: 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4

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C48: Four Knights' Game, Spanish Variation sidelines: 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5

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C48: Four Knights' Game, Rubinstein Variation: 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Nd4

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C48: Four Knights' Game, Marshall Variation: 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bc5

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C48: Four Knights' Game, Symmetrical Variation: 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O

O-O 6.d3 d6

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C49: Four Knights' Game, Symmetrical Variation main line: 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5

Bb4 5.O-O O-O 6.d3 d6

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C50: Hungarian Defence: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Be7

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C50: Italian Game: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5

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C50: Giuoco Pianissimo: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d3

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C51: Evans' Gambit sidelines: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4

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C52: Evans' Gambit main line: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5

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C53: Giuoco Piano, 4.c3 sidelines: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3

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C54: Giuoco Piano, 4.c3 Nf6 5.d4 main line: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.

cxd4 Bb4+

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C54: Giuoco Piano, Wing Attack: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.b4

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C54: Giuoco Piano, Modern System: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d3

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C55: Two Knights' Defence, 4.d3: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3

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C56: Two Knights' Defence, Max Lange Attack: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.O-O Bc5

6. e5

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C56: Two Knights' Defence, Modern Attack: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.e5

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C57: Two Knights' Defence, Polerio Variation: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5

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C57: Two Knights' Defence, Wilkes-Barre Variation: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Bc5

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C57: Two Knights' Defence, Fritz Variation: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nd4 6.

c3 b5 7.Bf1 Nxd5

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C57: Two Knights' Defence, Fried Liver Attack: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5

Nxd5 6.Nxf7

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C58: Two Knights' Defence, 5...Na5 sidelines: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5

6. Bb5+ c6 7.dxc6 bxc6

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C59: Two Knights' Defence, 5...Na5 main line: 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5

6.Bb5+ c6 7.dxc6 bxc6 8.Be2

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C60: Ruy Lopez, early deviations: 1.e4 e5 2.Nf3 Nc6 3.Bb5

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C60: Ruy Lopez, Smyslov Variation: 1.e4 e5 2.Nf3 Nc6 3.Bb5 g6

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C60: Ruy Lopez, Cozio System: 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7

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C61: Ruy Lopez, Bird's Defence: 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nd4

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C62: Ruy Lopez, Steinitz Defence: 1.e4 e5 2.Nf3 Nc6 3.Bb5 d6

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C63: Ruy Lopez, Schliemann Gambit: 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5

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C64: Ruy Lopez, Classical Defence: 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 (4.O-O Nf6--C65)

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C65: Ruy Lopez, Berlin Defence: 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6

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C65: Ruy Lopez, Classical Berlin Defence: 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Bc5

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C66: Ruy Lopez, Berlin Defence with 4...d6: 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6

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C67: Ruy Lopez, Berlin Defence main line: 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4

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C68: Ruy Lopez, Exchange Variation: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6

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C69: Ruy Lopez, Exchange Variation with 5.O-O f6: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O f6

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C70: Ruy Lopez, Norwegian Defence: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 b5 5.Bb3 Na5

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C70: Ruy Lopez, Delayed Schliemann Gambit: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 f5

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C71: Ruy Lopez, Deferred Steinitz Defence sidelines: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6

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C72: Ruy Lopez, Deferred Steinitz Defence with 5.O-O: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 O-O

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C73: Ruy Lopez, Deferred Steinitz Defence with 5.Bxc6+: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.

Bxc6+

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C74: Ruy Lopez, Deferred Steinitz Defence with 5.c3 f5: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 f5

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C75: Ruy Lopez, Deferred Steinitz Defence with 5.c3 Bd7 6.d4 without ...g6: 1.e4 e5 2.Nf3 Nc6 3.

Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.d4

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C76: Ruy Lopez, Deferred Steinitz Defence 5.c3 Bd7 6.d4 g6 main line: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6

4. Ba4 d6 5.c3 Bd7 6.d4 g6 7.O-O Bg7

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C77: Ruy Lopez, 3...a6 4.Ba4 Nf6 sidelines: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6

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C78: Ruy Lopez, Möller Defence: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Bc5

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C78: Ruy Lopez, Arkhangelsk Defence: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3

Bb7

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C79: Ruy Lopez, Russian Defence: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O d6

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C80: Open Ruy Lopez sidelines: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4

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C80: Open Ruy Lopez with 9.Nbd2: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.

Bb3 d5 8.dxe5 Be6 9.Nbd2

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C81: Open Ruy Lopez, Keres Variation: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4

b5 7.Bb3 d5 8.dxe5 Be6 9.Qe2

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C82: Open Ruy Lopez, Italian Defence: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4

b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Bc5

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C83: Open Ruy Lopez, 9.c3 main line: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5

7.Bb3 d5 8.dxe5 Be6 9.c3 Be7

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C84: Closed Ruy Lopez, sixth move sidelines: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7

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C85: Closed Ruy Lopez, Deferred Exchange Variation: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O

Be7 6.Bxc6 dxc6

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C86: Closed Ruy Lopez, Worrall Attack: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Qe2

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C87: Closed Ruy Lopez, 6...d6: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 d6

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C88: Closed Ruy Lopez, Anti-Marshall Systems: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7

6.Re1 b5 7.Bb3 O-O (8.c3 d6--C90-C99, 8.c3 d5--C89)

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C89: Closed Ruy Lopez, Marshall Gambit: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.

Re1 b5 7.Bb3 O-O 8.c3 d5

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C90: Closed Ruy Lopez with 7...d6, early deviations: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O

Be7 6.Re1 b5 7.Bb3 d6

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C91: Closed Ruy Lopez, 7...d6 without 9.h3: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1

b5 7.Bb3 d6 8.c3 O-O 9.d4

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C92: Closed Ruy Lopez, 9.h3 sidelines: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5

7.Bb3 d6 8.c3 O-O 9.h3

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C92: Closed Ruy Lopez, Bulgarian Variation: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1

b5 7.Bb3 d6 8.c3 O-O 9.h3 Nd7

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C92: Closed Ruy Lopez, Zaitsev Variation: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1

b5 7.Bb3 d6 8.c3 O-O 9.h3 Bb7

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C93: Closed Ruy Lopez, Smyslov Variation: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1

b5 7.Bb3 d6 8.c3 O-O 9.h3 h6

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C94: Closed Ruy Lopez, Breyer Variation with 10.d3: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O

Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Nb8 10.d3

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C95: Closed Ruy Lopez, Breyer Variation with 10.d4: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O

Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Nb8 10.d4

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C96: Closed Ruy Lopez, Chigorin Variation without 11...Qc7: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6

5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Na5 10.Bc2 c5 d4

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C97: Closed Ruy Lopez, 11...Qc7 sidelines: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1

b5 7.Bb3 d6 8.c3 O-O 9.h3 Na5 10.Bc2 c5 11.d4 Qc7

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C98: Closed Ruy Lopez, Chigorin Defence with 12...Nc6: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5. O-O

Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 Nc6

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C99: Closed Ruy Lopez, Chigorin Defence main line: 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O

Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 cxd4 13.cxd4

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