Atletico Madrid returned to the top of the LaLiga table with a 1-1 draw against Real Betis on Sunday.
The visitors to the Estadio Benito Villamarin in Seville took the lead early in the contest, with Yannick Carrasco remaining calm to slot into an unguarded net.
Former Barcelona forward Cristian Tello equaliser for Los Verdiblancos midway through the first half, volleying home Alex Moreno's cross with his right foot.
The gap between them and Real Madrid is now slighter than it was before Matchday 30, with Los Blancos only one point back after their win over Barcelona.
Ronald Koeman's side are a further point back in third place having lost their momentum with defeat in El Clasico. They don't play next weekend because of their involvement in the Copa del Rey final.
Atletico and Real Madrid face Eibar and Getafe respectively in Matchday 31, not before the latter has taken on Liverpool at Anfield in the Champions League.
Sevilla are still in contention, particularly if they can beat Celta Vigo on Monday night to move to within six points of leaders Atletico.