Simplify the following text for a Grade 6 native English-speaking person.
Original: MiÄ dzyrzec Podlaski ( ; Mezri ` tsh , , , , , , ) is a city in BiaÅ a Podlaska County , Lublin Voivodeship , Poland .
Simplified: MiÄ dzyrzec Podlaski is a city in the east of Poland , located on the Krzna rivers .