Question: Who is Arnold Iii, Count Of Looz's paternal grandfather?
Sentence (from "Arnold III, Count of Looz"): Arnold III (d. 1221), Count of Looz and Count of Rieneck, son of Gérard II, Count of Looz, and Adelaide of Gelderland, daughter of Henry I, Count of Guelders, and Agnes of Arnstein, daughter of Louis III of Arnstein.
Relevant evidence: Yes