 Complete the following phrase:  Two years later in 1974, Celtic again made a European Cup semi-final, this time against Atlético Madrid. The tie against the Spaniards was acrimonious. Atlético were managed by Juan Carlos Lorenzo, who had coached Argentina at the 1966 FIFA World Cup where his players were branded animals by England manager Alf Ramsey. In the first leg at Parkhead, the Atlético players continually kicked and hacked their opponents. Three Atlético players were sent off, but their incessant foul play made it impossible, indeed physically dangerous, for Celtic to play their normal game. The match finished 00, and the sour evening was completed with a punch-up between the two sets of players as they made their way up the tunnel at full-time. In the buildup for the second leg in Spain, Jimmy Johnstone received a death threat over the hotel phone and a hate campaign from the Spanish media prevented the Celtic players from relaxing or training effectively. Atlético won the match 20, winning the tie on aggregate and progressing to the 