Based on the lack of specific plot or character information for 'Pioneerism No. 3', an evaluation of its LGBTQ+ portrayal is not possible. Thus, it is categorized as N/A, indicating no identifiable LGBTQ+ content in the given context.

The film 'Happy Harvest' (1952) does not contain identifiable transsexual characters or themes, resulting in no depiction within the narrative.

The movie does not contain any action or adventure elements.

Pioneerism No. 3 is an early short film by Eldar Ryazanov. There is no available information indicating it is an adaptation of a work with pre-established characters or a biopic of specific historical figures. Therefore, no characters exist with a prior canonical gender to be swapped.

Without information regarding the film's source material, specific characters, or their established canonical/historical races, it is not possible to identify any instance of a race swap according to the provided definition.