Query: Who was murdered on 6 August, 1936?
Context: A month after the Spanish Civil War began in 1936, several players from Barcelona enlisted in the ranks of those who fought against the military uprising, along with players from Athletic Bilbao. On 6 August, Falangist soldiers near Guadarrama murdered club president Josep Sunyol, a representative of the pro-independence political party. He was dubbed the martyr of barcelonisme, and his murder was a defining moment in the history of FC Barcelona and Catalan identity.