Simplify the following text for a Grade 14 native English-speaking person.
Original: Pavarotti became even better known throughout the world in 1990 when his rendition of Giacomo Puccini 's aria , `` Nessun Dorma '' from Turandot was taken as the theme song of BBC 's TV coverage of the 1990 FIFA World Cup in Italy .
Simplified: Pavarotti became even more well-known throughout the world in 1990 when his sang Giacomo Puccini 's aria , `` Nessun Dorma '' from Turandot which was used as the theme song for the BBC TV coverage of the 1990 FIFA World Cup in Italy .