Question: Who is Abel, Lord Of Langeland's paternal grandmother?
Sentence (from "Abel, Lord of Langeland"): Abel Abelsøn (1252 – 2 April 1279), Lord of Langeland, was the third son of King Abel of Denmark, Duke of Schleswig and younger brother of Valdemar III, Duke of Schleswig and Eric I, Duke of Schleswig.
Relevant evidence: Yes