Complex sentence: It was reported that Mirwais Sadiq (son of warlord Ismail Khan) was assassinated in an unclear circumstances and then a bigger conflict began that resulted in the death of up to 100 people.
Split into simpler sentences: It was reported that Mirwais Sadiq (son of warlord Ismail Khan) was assassinated in unclear circumstances. Thereafter a bigger conflict began that resulted in the death of up to 100 people.