All posts tagged "shawn martinez"
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657Chess NewsTunde Onakoya breaks the record – 62 hours of chess and going for 70!
For a million dreams! Record broken! Tunde Onakoya and Shawn Martinez have played 62 hours of chess non-stop, a record marathon! And...
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954Chess News
World record attempt for longest chess marathon with Tunde Onakoya
Guinness world record attempt for longest chess marathon April 17 - 20, 2025 New York, USA Chess master Tunde Onakoya is attempting...