1) Semafor is a Czech theatre in Prague established by Jiří Suchý in 1959. It belongs to the so called "Theatres of small stages". Suchý himself has performed there for many years and is the current owner. The Semafor theatre was a starting point for many famous Czech musicians such as Karel Gott and Hana Hegerová. 2) Semafor is oi-punk from Karvina(Czech republic)

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