Complex sentence: The 10th Venice International Film Festival was held from 11 August to 1 September 1949.The festival came back permanently to the Palazzo del Cinema on the Lido di Venezia.
Split into simpler sentences: The 10th Venice International Film Festival was held from 11 August to 1 September 1949. The Venice Film Festival came back permanently to the Palazzo del Cinema on the Lido di Venezia.