    Sentence, Which rival of. the Mongols_is  suspect inventi the si tl nghis  ithe wos murdered bya coptured prnicess? 2    Sentence 2: One chronicle from the early 17th  century even relates the legend that the  princess hid a small jer and stabbed him,  though some Mongol rs have doubted this  version and suspected it to be an invention by  the rival Oirads.