Sivok may be heading to Seville

Tomas Sivok impressed in the Euro Championship with Czech Republic, and Seville are trying to get the player on Bosman ruling, however his agent claimed that there is an English club who is also interested in his client. His agent said that he wants the deal for Sivok to end as early as possible, with Seville favorites to capture him, however there is an interest from  top English club and Besiktas wants to hold on to him. He did not mention who the English club is, but since he is a top-flight club then, the clubs are Manchester United, Manchester City, Chelsea, Arsenal, Tottenham, Liverpool and Everton.