Simplify the following text for a Grade 11 native English-speaking person.
Original: The controversy surrounded the mosque was directly linked to rioting in Bombay ( present-day Mumbai ) as well as bombings in 1993 that killed 257 people .
Simplified: The conflict over the mosque was directly linked to rioting in Bombay ( present-day Mumbai ) as well as bombings in 1993 that killed 257 people .