Complex sentence: "La Décima" winning coach Carlo Ancelotti was sacked on 25 May 2015, after failing to guide the club to a major trophy last season and replaced by Rafael Benítez on 3 June 2015.
Split into simpler sentences: La Décima winning coach Carlo Ancelotti was sacked on 25 May 2015, after failing to guide the club to a major trophy last season. He was then replaced by Rafael Benítez on 3 June 2015.