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Library|B27Sicilian: Accelerated Pterodactyl, 4.dxc5 Qa5+ 5.c3

B27Sicilian: Accelerated Pterodactyl, 4.dxc5 Qa5+ 5.c3Move 5 / 5

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B27BlackEnd of book

Accelerated Pterodactyl, 4.dxc5 Qa5+ 5.c3

Pterodactyl Defense

1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. dxc5 Qa5+ 5. c3 Qxc5

Continue in explorer

The line

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Where the book goes

The book ends here — from this position the game is yours.

Pterodactyl Defense

A40–B27 · 34 lines

Main lines1

A42Pterodactyl Defense
1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. e4 Qa5+ 5. Nc3 d6

Western4

B27Western, Rhamphorhynchus
1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. dxc5 Qa5+
B06Western, Anhanguera
1. e4 g6 2. d4 Bg7 3. Nf3 c5 4. Be3 Qa5+
B27Western, Pterodactyl
1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 Qa5
B06Western, Siroccopteryx
1. e4 g6 2. Nf3 Bg7 3. d4 c5 4. Bc4 cxd4 5. Nxd4 Qa5+

Eastern7

B06Eastern, Benoni
1. d4 g6 2. e4 Bg7 3. Nc3 c5 4. d5
B06Eastern, Rhamphorhynchus
1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. dxc5
B06Eastern, Anhanguera
1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Be3
B06Eastern, Benoni Pterodactyl
1. d4 g6 2. Nc3 Bg7 3. e4 c5 4. d5 Qa5
B06Eastern, Pterodactyl
1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. dxc5 Qa5
B06Eastern, Benoni Pteranodon
1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 Qa5
B06Eastern, Pteranodon
1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. dxc5 Bxc3+ 5. bxc3 Qa5

Sicilian7

B27Sicilian, Rhamphorhynchus
1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. dxc5 Qa5+ 5. Nc3
B27Sicilian, Anhanguera
1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Nc3 Qa5 5. Be3
B27Sicilian, Benoni Gambit
1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Nc3 Qa5 5. d5
B06Sicilian, Siroccopteryx
1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Nf3 Qa5 5. Bc4
B27Sicilian, Unpin
1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Nc3 Qa5 5. Bd2
B06Sicilian, Quetzalcoatlus
1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Nf3 Qa5 5. Be2 d6
B27Sicilian, Pteranodon
1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. dxc5 Qa5+ 5. Nc3 Bxc3+ 6. bxc3

Queen Pterodactyl1

A40Queen Pterodactyl, Quiet Line
1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. e3

Austrian3

B06Austrian, Austriadactylus Western
1. e4 g6 2. d4 Bg7 3. f4 c5 4. Nf3 Qa5+
B06Austrian, Grand Prix Pterodactyl
1. e4 g6 2. Nc3 Bg7 3. f4 c5 4. Nf3 Qa5
B06Austrian, Pteranodon
1. e4 g6 2. d4 Bg7 3. f4 c5 4. c3 Qa5