There are other considerations, but it's uncomfortable all around.
Yes, she and others did have an unfair advantage in the middle distance events, 400m - 1 mile. She competed and won in a 5000m race, but is thought she would not win a major event at the distance, which falls outside the new restrictions.
She is not forced to take medication, but would need to for 6 months to compete.
Yes, it's unfair on her, but it could be encouraged to find others like her and one or two others I've seen, and it has been unfair on her competitors.
It has been hard to recognise a "middle gender" if you like, named DSD, and early on I thought it was obviously blatant fraud, more so than some athletics drug cheats in the past (I had some sympathy for them). Now I'm uncomfortable, but think this may be the right decision to restrict DSD ladies competing at these distances against other women. The details of the 6 months of medication I'm unclear about, but they should decline on principle and I would support that decision.
I don't know why this has only come to the fore in the last 10 years or so. More investigation and more decisions for the governing bodies to make in the future.
Semenya has her titles and had a good if curtailed career. I don't know …
More here:
https://www.dailymail.co.uk/sport/s...erone-limit-athletes-like-Caster-Semenya.html
https://www.telegraph.co.uk/news/20...ansgender-runners-identify-female-get-unfair/