Original sentence: During the fighting for the hill, the Moroccan leader of the Harakat Sham al-Islam rebel group, Ibrahim bin Shakran, was killed.On 3 April, according to the SOHR, rebels managed to regain control over the buildings of Observatory 45 after they were captured by pro-government fighters during the night
Edited sentence: During the fighting for the hill, the Moroccan leader of the Harakat Sham al-Islam rebel group, Ibrahim bin Shakran, was allegedly killed.On 3 April, according to the SOHR, rebels managed to regain control over the buildings of the Observatory 45 after they were captured by pro-government fighters during the night