Matthew Sadler (@gmmds) 's Twitter Profile
Matthew Sadler

@gmmds

Chess GM, IT guy, author of "The Silicon Road to Chess Improvement", youtube.com/c/SiliconRoadC… ,co-author of the award-winning "Game Changer"

ID: 232951413

linkhttps://matthewsadler.me.uk calendar_today01-01-2011 21:10:39

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