Complex sentence: The serial faced lot of controversies that included a major fire accident that happened on the sets in 1989; the fire, which took place in Mysore, burnt down a major portion of the Premier Studios where the serial was being shot and claimed 62 lives.
Split into simpler sentences: The serial faced lot of controversies that included a major fire accident that took place on the sets in the year 1989. The fire which took place in the city of Mysore, burnt down a major portion of the Premier Studios where the serial was being shot and claimed 62 lives.