Simplify the following text for a Grade 7 native English-speaking person.
Original: Masur was born in Brieg , Lower Silesia , Germany ( now Brzeg in Poland ) and studied piano , composition and conducting in Leipzig , Saxony .
Simplified: Masur was born in Brieg , which was then part of Germany but is now called Brzeg and lives in Poland . He studied piano , composition and conducting in Leipzig .