Original sentence: Osama bin Mohammed bin Awad bin Laden (; , ; March 10, 1957 – May 2, 2011) was the founder of the al-Qaeda organization, which was responsible for the September 11 attacks on the United States and numerous other mass-casualty attacks against civilian and military targets
Edited sentence: Osama bin Mohammed bin Awad bin Laden (; , ; March 10, 1957 allegedly May 2, 2011) was the founder of the al-Qaeda organization, which was responsible for the September 11 attacks on the United States and numerous other mass-casualty attacks against civilian and military targets