In 404 , Southern Liang 's prince Tufa Rutan ( Tufa Lilugu 's brother ) stopped claiming princely title and using his own era name , in a further showing of submission to Later Qin .
Internally he remained effectively independent .
In 404 , Southern Liang 's prince Tufa Rutan ( Tufa Lilugu 's brother ) stopped claiming princely title and using his own era name , in a further showing of submission to Later Qin , although internally he remained effectively independent .