Chelsea have agreed a five-year contract with Sevilla center-back Jules Kounde and are in advanced talks with the Andalusian club over a possible swap deal with Kurt Zouma.Kounde has been on the radar of a number of top clubs, including Real Madrid and Manchester United, since winning the Europa League with Sevilla 2020.Chelsea, however, had mainly focused on a new striker ahead of the new season, but the Blues have spied on an opportunity to move quickly for Kounde and secure the signature of a rising star who will improve…