Simplify the following text for a Grade 7 native English-speaking person.
Original: He was the first person to land a quadruple salchow in competition and the first person to land three quadruple jumps in one program .
Simplified: At the 2002 Olympics , he became the first skater to land a quadruple salchow jump in combination at the Olympics . He is the first and so far only skater to land 6 quadruple jumps in one competition .