Original sentence: A police round-up and execution of 30 suspected separatists during Ramadan resulted in large demonstrations in February 1997 which were characterised as riots in the Chinese media, but which the western media allege were peaceful
Edited sentence: A police round-up and execution of 30 suspected separatists during Ramadan resulted in large demonstrations in February 1997 which were characterised as riots in the Chinese state media, but which western observers have described as peaceful