sentences:  The effort had to be ceased when the BOCOG deemed the use of official Olympic insignia as illegal and a violation of copyright.In response to the demonstrations, the Chinese government attempted to calm the situation, possibly fearing the protests may spiral out of control as has happened in recent years, including the anti-Japanese protests in 2005.State media and commentaries began to call for calm, such as an editorial in the "People's Daily" which urged Chinese people to "express [their] patriotic enthusiasm calmly and rationally, and express patriotic aspiration in an orderly and legal manner".