[2] He was born in Przemyśl (Premissl), Poland, then part of the Austro-Hungarian Empire due to annexation, and he later moved to Vienna.

[2] Eva became a champion Australian tennis player who played in Wimbledon, the French Championships, the Australian Open, and at the Maccabiah Games in Israel where she won two gold medals, and was founder of the present-day Duldig Studio, an artists' house museum in Melbourne, Australia.

[14] He first travelled to Switzerland without his wife and child, on a temporary visa to play in a tennis tournament, and later that year convinced an official to allow his family to "visit" him there in Zurich, thereby staying a step ahead of the Holocaust.

[9][11][17] The family then left for Singapore by boat in April 1939, where initially he and Slawa ran an art school and he restored paintings, and completed commissions for the Sultan of Johor and Aw Boon Haw.

[9][20] Austria had been annexed by Germany in March 1938 in the Anschluss, and therefore the family and all other Austrians by law had become citizens of the German Reich.

The British colonial government classified them as "citizens of an enemy country", and they were deported by boat from Singapore to Australia in September 1940.

[24] In 1968, his bronze statue in memory of fallen sportspeople who were killed in the Holocaust was unveiled in Tel Aviv, Israel.

[2] In 2002 his daughter Eva founded the Duldig Studio in East Malvern, a not-for-profit public museum and art gallery, in her former family home.

She also played at Wimbledon in 1962 and 1963 for the Netherlands, and competed in the Australian Open, French Championships, Fed Cup, and in the Maccabiah Games in Israel where she won two gold medals.

"[34] The Age wrote: "Director Gary Abrahams keeps the story's emotional core vivid and convincing and Anthony Barnhill's score suits the material well.

"[35] Karl's granddaughter, Tania de Jong, born in 1964, is an Australian soprano, social entrepreneur, and businesswoman.