 Complete the following phrase:  During Spring of 1999, after rumours of Claudio Ranieri being linked to Atlético Madrid the club replaced the Italian head coach for the upcoming season, the final choices were Radomir Antić from Atlético Madrid with a contract until 2000 with colchoneros and Argentine Héctor Cúper from RCD Mallorca free in June and whom, finally, was appointed as new manager. Valencia CF emerged as a world football heavyweight after reaching the Champions League 