What is the capacity of the La Liga stadium in  which The Madrid Derby team plays their home games?
Madrid Derby: El Derbi madrileño (English: The Madrid Derby ) is the name given to football matches between Real Madrid and Atlético Madrid, both of them from Madrid, Spain. Atlético Madrid: Club Atlético de Madrid, SAD (] ), commonly known as Atlético Madrid, or simply as Atlético or Atleti, is a Spanish professional football club based in Madrid, that plays in La Liga.
i don't know