No film content or plot details were provided for analysis, making it impossible to evaluate the presence or portrayal of LGBTQ+ characters and themes within '{Dignitaries Arrive at Equestrian Event} ({movie})'.

Based on available plot summaries and descriptions, the film '{Pitou, bonne d'enfants}' does not feature any identifiable transsexual characters or themes. Therefore, its portrayal of such elements is determined to be N/A.

The movie does not contain any action or adventure elements.

This 1907 film is an early actualité, likely documenting a real event rather than adapting a story with established characters or historical figures. The concept of a 'gender swap' as defined does not apply to its content.

This 1907 film, likely an actualité or short, depicts generic 'dignitaries' at an event. There is no evidence of pre-existing canonical characters or historical figures with established racial identities that could be subject to a race swap.