Simplify the following text for a Grade 5 native English-speaking person.
Original: In the 2004 â `` 2005 season , as a junior skater , Kim competed at the ISU Junior Grand Prix , which is a junior complement to the ISU Grand Prix of Figure Skating .
Simplified: In the 2004 â `` 2005 season , Kim competed as a junior at the ISU Junior Grand Prix .