Question: Siegfried Mair (April 18, 1939 – May 15, 1977) was a South Tyrolean luger who competed from the early 1960s to the early 1970s, Modern-day South Tyrol, an autonomous Italian province created in which year, was part of the Austro-Hungarian County of Tyrol until 1918, (then known as "Deutschsüdtirol" and occasionally "Mitteltirol")?
Sentence (from "History of South Tyrol"): It has been part of a cross-border joint entity, the Euroregion Tyrol-South Tyrol-Trentino, since 2001.
Relevant evidence: No