Valencia&rsquo;s hopes of acquiring Anderlecht&rsquo;s Senegalese defender Cheikhou Kouyate have come up against a brick wall, according to superdeporte.es. <br /><br />And the Spanish side have now turned their attention to another African - Nigeria international John Obi Mikel - who is also on the radar of Inter Milan plus clubs in Germany.<br /><br />From every indication, Mikel could depart Stamford Bridge this summer except he is guaranteed match time by Jose Mourinho next season.<br /><br />The 27 - year - old is expected to put himself in the shop window during the World Cup, and should he live up to his billing, the suitors vying for his signature would increase.<br /><br />John Obi Mikel has contractual obligations with Chelsea until the summer of 2017. <br />