{"id":4862,"canonical_url":"https://www.kudos365.com/today-in-history/events/1997ce-may-11--4862","name":"1997 CE, May 11","year":1997,"era":"CE","month":5,"day":11,"url":"https://www.kudos365.com/today-in-history/events/1997ce-may-11--4862","iso-date":"1997-05-11","precision":"year-month-day","description":"\u003cp\u003eChess Master, Garry Kasparov became the first Chess World Champion to be defeated by a computer on May 11, 1997, in a six-game match tournament, played under standard time controls against the IBM supercomputer Deep Blue.\u003cbr\u003e\u003c/p\u003e","additional_details":"\u003cp\u003eThe tournament resulted in Deep Blue winning two games, Kasparov winning one, and three draws. He continued to hold the \"Classical\" world title until he was defeated by Vladimir Kramnik in 2000.\u003c/p\u003e","photo":"https://k365fs.imgix.net/fnHszBtSyWZWco5Es7rY_Garry_Kasparov_(Roma_2003)-R.jpg?auto=format,compress\u0026fit=clip\u0026max-w=1600","photo_width":370,"photo_height":258,"created_at":"2026-05-11T12:00:22-07:00","updated_at":"2026-05-11T13:44:03-07:00","breadcrumbs":{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"May History","item":"https://www.kudos365.com/today-in-history/may"},{"@type":"ListItem","position":2,"name":"May 11","item":"https://www.kudos365.com/today-in-history/may-11"}]},"schema":{"@context":"https://schema.org","@type":"Thing","@id":"https://www.kudos365.com/today-in-history/events/1997ce-may-11--4862#eventK365","name":"1997 CE, May 11","headline":"Chess Master, Garry Kasparov became the first Chess World Champion to be defeated by a computer on May 11,... - 1997 CE","description":"Chess Master, Garry Kasparov became the first Chess World Champion to be defeated by a computer on May 11, 1997, in a six-game match tournament, played under...","url":"https://www.kudos365.com/today-in-history/events/1997ce-may-11--4862","additionalType":"HistoricalEvent","inLanguage":"en","datePublished":"2026-05-11T12:00:22-07:00","dateModified":"2026-05-11T13:44:03-07:00","publisher":{"@id":"https://www.kudos365.com/#organizationK365"},"image":{"@type":"ImageObject","url":"https://k365fs.imgix.net/fnHszBtSyWZWco5Es7rY_Garry_Kasparov_(Roma_2003)-R.jpg?auto=format,compress\u0026fit=clip\u0026max-w=1600","width":370,"height":258},"temporalCoverage":"1997-05-11","isPartOf":[{"@id":"https://www.kudos365.com/#websiteK365"},{"@type":"CollectionPage","@id":"https://www.kudos365.com/today-in-history/may","name":"What Happened in May History"},{"@type":"CollectionPage","@id":"https://www.kudos365.com/today-in-history/may-11#pageK365","name":"What Happened on May 11"}]}}