Mazhar Zaidi had a film screened at the 2017 Swiss film festival that was founded in what year?
Locarno Festival: The Locarno Festival (formerly called the Festival del film Locarno and commonly referred to as the Locarno Film Festival) is an annual film festival held every August in Locarno, Switzerland. Locarno Festival:  Founded in 1946, it is one of the longest-running film festivals, and is also known for being a prestigious platform for art house films.
i don't know