It seems there are several people named Rena (or Renata) Fialova
One of the defining characteristics of Fialová's work is her association with the Dada movement. As a participant in the international Dada exhibition in Paris in 1920, Fialová's art embodied the movement's spirit of rebellion and nonconformity. Her use of unconventional materials, fragmented forms, and experimental techniques exemplified the Dadaists' rejection of traditional artistic norms. Her works from this period, such as "Self-Portrait" (1920) and "The City" (1921), showcased her innovative approach to representation and her willingness to challenge the status quo. rena fialova