Mostyn, Gregory vs Heidenfeld, Mark - Round 11: Mostyn, Gregory - Heidenfeld, Mark - 2026.08.23

Mostyn, Gregory's games

2026.08.23 vs Heidenfeld, Mark 2026.08.23 vs Kim, Minjun D 2026.08.23 vs Kouchak, Jason 2026.08.23 vs Deshmukh, Amod 2026.08.23 vs Iqbal, Zafar 2026.08.23 vs Roberts, Tallulah 2026.08.23 vs Amoako Philip Selikem Yao 2026.08.23 vs Kang, Yejun A 2026.08.23 vs Zhao, George 2026.08.23 vs Basty, Nicolas 2026.08.23 vs Haydon, David L 2026.08.22 vs Hng, Mei-En Emmanuelle 2026.08.22 vs Kuhendiran, Tharshan 2026.08.22 vs Bussmann, John 2026.08.22 vs Stravens, Robert A. 2026.08.22 vs Salvi, Amit 2026.08.22 vs Aggarwal, Kian 2026.08.22 vs Pires, Jonathan 2026.08.22 vs Patel, Zain 2026.08.22 vs Pegasov, Pavel 2026.08.22 vs Pein, Jonathan 2026.08.22 vs Hunt, Harriet V

Event	Round 11: Mostyn, Gregory - Heidenfeld, Mark
Site	https://lichess.org/broadcast/2026-mind-sports-olympiad-london-rapid-blitz-sun/round-11/HDGqDuXn/q02slBRY
Date	2026.08.23
Round	11.22
White	Mostyn, Gregory
Black	Heidenfeld, Mark
Result	1/2-1/2
WhiteElo	1767
WhiteFideId	450570
BlackElo	2298
BlackTitle	IM
BlackFideId	2500990
TimeControl	5+0
Variant	Standard
ECO	C11
Opening	French Defense: Classical Variation, Delayed Exchange Variation
UTCDate	2026.08.23
UTCTime	20:12:42
BroadcastName	2026 Mind Sports Olympiad London Rapid - Blitz (Sun)
BroadcastURL	https://lichess.org/broadcast/2026-mind-sports-olympiad-london-rapid-blitz-sun/round-11/HDGqDuXn
GameURL	https://lichess.org/broadcast/2026-mind-sports-olympiad-london-rapid-blitz-sun/round-11/HDGqDuXn/q02slBRY

Engine eval --

1/2-1/2

Mostyn, Gregory

2 blunders

3 mistakes

6 inaccuracies

84% accuracy

Heidenfeld, Mark

3 blunders

1 mistake

4 inaccuracies

82% accuracy