Original sentence: By the next day, opposition forces captured several buildings in the Jeb al-Jandali area.On 19 April, rebels launched a counter-offensive, which started with a suicide car-bomb attack on an Army checkpoint at the entrance of the government-held Jeb al-Jandali neighbourhood.On 21 April, government troops recaptured several buildings in the Jeb al-Jandali neighborhood.One of the buildings that were captured was the Al Jala’a swimming pool and a school which government forces attempted to recapture during the day.Right before, the attack, which killed five soldiers, other soldiers at the checkpoint defected and abandoned their positions
Edited sentence: On 19 April, rebels claimed to have launched a counter-offensive, which started with a suicide car-bomb attack on an Army checkpoint at the entrance of the government-held Jeb al-Jandali neighbourhood.On 21 April, in clashes Syrian troops supported by NDF and the Al-Baath fighters in the Jeb al-Jandali  neighborhood restore control  of the several buildings previously captured by rebels.Rebels claimed that ,Right before the attack , other soldiers at the checkpoint defected and abandoned their positions.Rebels claimed to have captured several buildings in the Jeb al-Jandali area the next day