Shakhtar Donetsk have beaten Chelsea to the signing of Brazilian attacking midfielder Taison.
Metalist Kharkiv manager Miron Markevich wants his club to allow Taison to sign for Chelsea.
Chelsea boss Rafa Benitez tried to keep his focus on Swansea as transfer talk dominated his press conference.
Sky Sports sources understands Chelsea have agreed a deal to sign Metalist Kharkiv midfielder Taison.
Metalist Kharkiv's Taison has spoken with Chelsea and would welcome a reunion with former team-mate Oscar.
Reports claiming Chelsea were in talks for Brazilian starlet Bernard have been denied by one of the player's agents.
PSV Eindhoven stay top of Group I while 10-man Metalist Kharkiv also came from behind to win 2-1.
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