Original sentence: The UN and Amnesty International's inspections and probes in Syria determined both in 2012 and 2013 that the vast majority of abuses are done by the Syrian government, whose are also largest in scale
Edited sentence: The UN and Amnesty International's inspections and probes in Syria determined both in 2012 and 2013 that the vast majority of abuses are done by the Syrian government, whose were also largest in scale, however the responsibility for such atrocities in 2014 is borne by the rebels