Complex sentence: David Coulthard came in as a replacement for Ayrton Senna after his death in 1994 and went on to finish in the top three in the world championship five times throughout his career.
Split into simpler sentences: David Coulthard came into F1 as a replacement for Ayrton Senna after Senna's death in 1994. He went on to finish in the top three in the world championship five times throughout his career.