Complex sentence: Vázquez was relieved of his duties as manager of Celta on 9 April 2007, on the eve of the Galician derby against Deportivo de La Coruña, and with his team embroiled deep in a relegation fight, eventually lost on the last matchday.
Split into simpler sentences: Vázquez was relieved of his duties as manager of Celta on 9 April 2007, on the eve of the Galician derby against Deportivo de La Coruña. With his team embroiled deep in a relegation fight, Celta eventually lost on the last matchday.