Original sentence: Chamish's book slleges many amateurish coverups and squarely puts the blame of the Rabin assassination on Shimon Peres and the Shin Bet.However, much uncertainty revolves around the part played by Avishai Raviv who was accused of acting as an agent provocateur for the Shabak security services
Edited sentence: Chamish's book exposes many amateurish coverups and squarely puts the blame of the Rabin assassination on Shimon Peres and the Shin Bet.However, much uncertainty revolves around the part played by Avishai Raviv who was an agent provocateur for the Shabak security services