Top tennis stars are competing for their share of a £1.39m prize at a unique event in London where regular rules are thrown out of the window

UTS London Grand Final rules explained - from point-scoring to sudden death to mid-match coaching

The UTS London Grand Final features a generous prize pot of £1,394,000. The tournament is the creation of French tennis coach Patrick Mouratoglou, who previously worked with the likes of Serena Williams and Stefanos Tsitsipas.

Players are divided up into two groups of four. They face the others in their group in a round-robin stage on Friday and Saturday, with the two group winners advancing to Sunday’s semi-final in hopes of reaching the final and lifting the lightning bolt trophy.

Matches are not determined by traditional sets and games but are ins

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