Based on the provided details, there is insufficient information to assess the portrayal of LGBTQ+ characters or themes in 'Chasing the Star, 2017'. Therefore, no determination can be made regarding its net impact on the LGBTQ+ community.

There is currently insufficient information available to evaluate the film's portrayal of transsexual characters and themes. The provided details lack any plot or character specifics that would allow for an assessment of whether such elements are present or how they are depicted, thus preventing a definitive rating.

There is insufficient information available regarding the plot or specific scenes of "Chasing the Star" to determine if any female characters engage in and win close-quarters physical combat against male opponents. No detailed fight descriptions or genre information are provided.

The film 'Chasing the Star' is an original production, and no plot or character details beyond the cast list are provided. Without information on whether it adapts existing source material or features historical figures, it is impossible to determine if any character had a pre-established gender that was subsequently changed.

The film "Chasing the Star" appears to feature original characters or characters whose race was not canonically, historically, or widely established in any prior source material. Therefore, no instance of a race swap can be identified.