Question: Where was the place of burial of Thankmar's father?
Sentence (from "Henry the Fowler"): Henry greatly expanded German hegemony in Europe with his defeat of the Slavs in 929 at the Battle of Lenzen along the Elbe river, by compelling the submission of Duke Wenceslaus I of Bohemia through an invasion of the Duchy of Bohemia the same year and by conquering Danish realms in Schleswig in 934.
Relevant evidence: No