[3] It was assumed for many years that the naked, leaf-covered body belonged to a missing 18-year-old girl from a neighbouring village.
[4] Based on later research on the epiphyseal plates, the Heul Girl would have been 12 to 15 years old at the time of death, putting her date of birth between 1960 and 1965.
[1] Isotope research on her teeth showed that the girl probably lived between the Ruhr and Eifel regions of Germany for the first seven years of her life.
[6][7] In 2013, both the Opsporing Verzocht program and the German variant Aktenzeichen XY... ungelöst aired episodes on the case.
[4][6] In 2016, the German judiciary gave permission to start a large-scale investigation based on the girl's DNA.