Answer the following question: What key details about wang rong can be extracted from the following bio? Bio: wang rong -lrb- ; 877 ? -921 -rrb- , was a warlord late in the chinese dynasty tang dynasty who later became the only ruler of the state of zhao during the five dynasties and ten kingdoms period . late in tang , he initially tried to chart an independent course between the more powerful warlords zhu quanzhong and li keyong , but later was forced to become zhu 's vassal , although he continued to govern his domain without much interference from zhu . after zhu declared himself the emperor of a new dynasty of later liang -lrb- as emperor taizu -rrb- , wang continued to serve as a vassal and was created the prince of zhao . later , though , when the later liang emperor tried to seize the zhao domain by force , wang broke away from later liang and realigned with li keyong 's son and successor li cunxu the prince of jin instead . in 921 , wang was overthrown and killed in a coup led by his adoptive son wang deming , who subsequently took over his domain and changed back to the birth name of zhang wenli , before dying later in the year ; li cunxu then defeated and killed zhang 's son and successor zhang chujin , incorporating zhao into his jin state .
Answer:
- dynasty is zhao- reign is 910 -- 921- death date is 921- birth date is 877- given name is rong -lrb- -rrb-- family name is wang -lrb- -rrb-