Simplify the following text for a Grade 9 native English-speaking person.
Original: Varazdat ( , Latinized as Varasdates ) was an Armenian prince who succeeded his uncle King Pap as King of Armenia in 374 .
Simplified: Varasdates or Varazdat ( , Varazdat ) was an Armenian prince who succeeded his uncle King Papes as King of Armenia in 374 .