Simplify the following text for a Grade 4 native English-speaking person.
Original: She won the event earning 193.45 points overall , a score that was more than 20 points ahead of silver medalist Yukari Nakano of Japan .
Simplified: She won the event with 193.45 points , which was more than 20 points ahead of Yukari Nakano of Japan , who won the silver medal .