Question: Who is Dibyasambandh's paternal grandmother?
Sentence (from "Bhanurangsi Savangwongse"): Bhanurangsi Savangwongse, the Prince Bhanubandhu Vongsevoradej (11 January 1859 – 13 June 1928)  was a son of HM King Mongkut of Siam and HM Queen Debsirindra.
Relevant evidence: Yes