Original sentence: The only exceptions were in 1984 when Niki Lauda won by half a point, and in Prost's first F1 season, when he was beaten by veteran John Watson who had participated in more races by a single point
Edited sentence: The only exceptions were in 1984 when Niki Lauda won by half a point, and in Prost's first F1 season, when he was beaten by veteran John Watson by a single point