an Entity references as follows:
Reinhard Tristan Eugen Heydrich (/ˈhaɪdrɪk/ HEYE-drik; German: [ˈʁaɪnhaʁt ˈtʁɪstan ˈʔɔʏɡn̩ ˈhaɪdʁɪç]; 7 March 1904 – 4 June 1942) was a high-ranking German SS and police official during the Nazi era and a principal architect of the Holocaust.