Complex sentence: The first public theater, "Petrovsky Teatr", was set up in 1780 by English enterpeneur Michael Maddox and Prince Urusov in present-day Theatre Square; it burned down in October 1805 after 425 successful shows.
Split into simpler sentences: The first public theater, "Petrovsky Teatr", was set up in 1780 by English enterpeneur Michael Maddox and Prince Urusov in present-day Theatre Square. It burned down in October 1805 after 425 successful shows.