Simplify the following text for a Grade 10 native English-speaking person.
Original: `` Bohemian Polka '' is a polka rendition of Queen 's `` Bohemian Rhapsody '' . Yankovic 's official website has categorized `` Bohemian Polka '' as a polka medley .
Simplified: This is actually a polka version of Queen 's `` Bohemian Rhapsody '' , but is counted as a polka medley .