world record marathon holder, paula radcliffe is among those who've been backing the governing body on it's notjust the government that backs her, the un human rights council also supported ms semenya's appeal. earlier i spoke to our gender and identity correspondent, megha moha. so the question here is, we are talking about eligibility for sport but we're also talking about the definition of what a woman is now in 2019. as far as we know, caster semenya has been born and raised a woman, a woman with intersex trouble. she is not transgender, she is not born a boy in the transition later, she was born as a girl. just describe what exactly it is to have dsd or hyper interactionism. which is also the same as intersex traits, they preferred to be called in that term, but dsd which is a sex development, highly medicalized term. a0 different variations of it and according to the un, we do not know the entire level but it is between 9.5% and 1.7% of the world, so that would be on the upper level, as many people who have red hair. on the upper level. so that can work from chromosomal differenc