I In sy biografie van Arnold Schönberg beskryf Malcolm MacDonald die Oostenrykse skilder Richard Gerstl só: “In recent years he has come to be recognized as one of the most original and underrated painters of the early Expressionist period.” Hierdie relaas oor liefdesdriehoeke begin dan met ʼn skildery deur Gerstl in die Leopold-museum in Wene,…