A17 - English: Hedgehog System

Variation: English: Hedgehog System

Initial Move: A high-level struggle for central control where move orders are critical. It often involves subtle piece repositioning to exploit minor weaknesses in Black's camp. Learn this opening step by step

Round 1: Khotenashvili, Bella - Batsiashvili, Nino
2026.02.01
GM Khotenashvili, Bella (2435)
GM Batsiashvili, Nino (2466)
Result 0-1
Opening A17
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Round 5: Petrosyan, Manuel - Hakobyan, Aram
2026.01.17
GM Petrosyan, Manuel (2569)
GM Hakobyan, Aram (2638)
Result 0-1
Opening A17
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Round 6: Mekhitarian, Krikor Sevag - Quintiliano, Renato R.
2026.01.16
GM Mekhitarian, Krikor Sevag (2543)
GM Quintiliano, Renato R. (2489)
Result 1-0
Opening A17
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Round 1: Stocek, Jiri - Grandelius, Nils
2025.11.29
GM Stocek, Jiri (2465)
GM Grandelius, Nils (2603)
Result 1/2-1/2
Opening A17
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Bundesliga 25/26
2025.09.28
GM Keymer, Vincent (2764)
GM Svane, Frederik (2655)
Result 1/2-1/2
Opening A17
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Round 1: Stocek, Jiri - Grandelius, Nils
2025.11.29
GM Stocek, Jiri (2465)
GM Grandelius, Nils (2603)
Result 1/2-1/2
Opening A17
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World Rapid 2024
2024.12.27
GM Donchenko, Alexander (2625)
IM Bai, Adelard (2468)
Result 1-0
Opening A17
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World Blitz 2024
2024.12.30
GM Fressinet, Laurent (2610)
IM Bai, Adelard (2468)
Result 1-0
Opening A17
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Titled Tue 24th Jun Early
2025.06.24
GM Donchenko, Alexander (2625)
GM Jakubowski, Krzysztof (2417)
Result 1-0
Opening A17
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53rd Rilton Cup 2025-26
2025.12.29
IM Vestby-Ellingsen, Mads (2386)
IM Dotzer, Lukas (2472)
Result 1/2-1/2
Opening A17
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