Question: What is the date of death of Gar Tagu Risum's father?
Sentence (from "Gar Tongtsen Yulsung"): In many Chinese records, his name was given as Lù Dōngzàn  or Lùn Dōngzàn ; both are attempts to transliterate the short form of his title and name, "Lön Tongtsen".
Relevant evidence: No