He was married to Yugoslavian ballerina Dušanka Sifnios and they had two children : daughter Alexandra Vandernoot , an actress , and son , Patrick Vandernoot , golf instructor .
Head entity: alexandra vandernoot Q259169 15 16
Tail entity: dušanka sifnios Q3041661 6 7
Relation (head \u2192 tail): P25
Inverse relation (tail \u2192 head): P40