Openings/Pterodactyl Defense
Pterodactyl Defense: Eastern, Pteranodon B06
1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. dxc5 Bxc3+ 5. bxc3 Qa5
122 tournament games from this position · White wins 52%, draws 29%, Black wins 20%
Moves
| Move | Games | White · Draw · Black | Elo | Last |
|---|---|---|---|---|
| Qd4 | 82 | 54% 26% 21% | 2185 | 2026 |
| Ne2 | 14 | 36% 43% 21% | 2131 | 2025 |
| Bd3 | 7 | 57% 29% 14% | 2230 | 2024 |
| Nf3 | 7 | 43% 43% 14% | 2153 | 2021 |
| Bd2 | 5 | 60% 40% | 2175 | 2023 |
| Qd3 | 3 | 100% | 2151 | 2025 |
| Rb1 | 1 | 100% | 2273 | 2017 |
| Qd2 | 1 | 100% | 2334 | 2024 |
| f3 | 1 | 100% | 2216 | 2022 |
| Bb2 | 1 | 100% | 2114 | 2015 |
Top games
| Saric, Iv2669–Piorun, K2651 | 0-1 | European Blitz 2017 | 2017 |
| Stevic, H2611–Rukavina, J2407 | 1-0 | 20th Zadar Open A 2013 | 2013 |
| Saric, Iv2647–Vedrickas, T2329 | 1-0 | 38th ECC Open 2023 | 2023 |
| Torma, R2484–Szalai, K2397 | 1-0 | TCh-HUN 2017-18 | 2018 |
| Burovic, Rijad2427–Stojanovic, Da2434 | ½-½ | Nusret Causevic Mem Blitz | 2025 |
| Wisniewski, M2204–Piorun, K2653 | 0-1 | TCh-POL Rapid 2018 | 2018 |
| Piorun, K2599–Ahmed Hassan2234 | 1-0 | 45th Olympiad 2024 | 2024 |
| Mosadeghpour, Masoud2531–Khademi, M2298 | ½-½ | Karoun Masters Cup 2019 | 2019 |
| Nazarova, Anastasia2196–Piorun, K2611 | 0-1 | European Blitz 2022 | 2022 |
| Jones, G2643–Green, An2160 | 1-0 | 120th ch-SCO 2013 | 2013 |
Pterodactyl Defense variations
Queen Pterodactyl, Quiet LineA40Eastern, BenoniB06Eastern, AnhangueraB06Austrian, PteranodonB06Central, Benoni PterodactylA40Fianchetto, Queen Benoni PterodactylA40Eastern, Benoni PterodactylB06Western, PterodactylB27Austrian, Austriadactylus WesternB06Austrian, Grand Prix PterodactylB06Fianchetto, King PterodactylB06Fianchetto, Queen PterodactylA40Eastern, RhamphorhynchusB06Fianchetto, RhamphorhynchusB06Western, AnhangueraB06Western, RhamphorhynchusB27Sicilian, Benoni GambitB27Sicilian, SiroccopteryxB06Sicilian, AnhangueraB27Sicilian, UnpinB27Central, Benoni QuetzalcoatlusB06Central, AnhangueraB06Sicilian, RhamphorhynchusB27Pterodactyl DefenseA42