Simplify the following text for a Grade 6 native English-speaking person.
Original: Erasmus Darwin died on the 18 April , 1802 , and is buried in All Saints Church , Breadsall , north of Derby .
Simplified: Darwin died suddenly on the 18 April 1802 , weeks after having moved to Breadsall Priory , just north of Derby . His body is buried in All Saints Church , Breadsall .