Ka cika wannan magana: Ko da yake a kullum ita matar gida ce, a wasu lokatai Sidonia tana yin wasu ayyuka. A cikin "De Zwarte Zwaan" ("The Black Swan") (1958) ita jagora ce a lokacin
Bikin baje kolin duniya na Brussels a shekarar 1958. A cikin "Beminde Barabas" ("Beloved Barabas") (1974-1975) tana aiki a matsayin mai aikin famfo.