Without any provided plot or character information for 'Parol 'Otel Regina', a meaningful evaluation of LGBTQ+ portrayals is not possible. The film's impact is therefore categorized as N/A, indicating an inability to analyze due to lack of data.

The film 'Password "Hotel Regina" (1984)' does not appear to feature any identifiable transsexual characters or themes. Therefore, an evaluation of its portrayal of such elements is not applicable, as there is no depiction to assess.

Analysis of the film's plot and character actions does not indicate any scenes where a female character engages in and wins direct physical combat against one or more male opponents using hand-to-hand combat, martial arts, or melee weapons. Female characters are present but are not depicted in such combat scenarios.

The film is an adaptation of Yulian Semyonov's novel "Parol ne nuzhen." There is no evidence of any major character, established in the source material as one gender, being portrayed as a different gender in this 1983 adaptation.

The prompt does not provide any source material, prior adaptations, or historical context for "Parol 'Otel Regina'". Without established character races from a canon or historical record, it is impossible to identify any instance of a race swap.