Praggnanandhaa's fans eagerly waited at the exit gate and presented him a crown of flowers, a shawl and bouquets.
The Indian Grandmaster, hailing from Tamil Nadu, stunned World No. 2 Fabiano Caruana in the semifinals.
Transgender players can still compete in the 'open' categories of tournaments.
Thirty-year-old Ding won the rapid chess playoff by 2.5 points to 1.5, capitalising on Nepomniachtchi's mistakes in time trouble in the last of the shorter-format games.
CCS has also announced a Capablanca Chess Foundation as part of it’s 7th anniversary celebration.
The lawsuit, filed at a US District Court in Missouri, also lists Carlsen's online chess platform Play Magnus, Chess.com executive Danny Rensch and American Grandmaster Hikaru Nakamura as defendants.
The 20-year-old Priyanka from Andhra Pradesh was found to have a pair of earbuds -- a banned item in chess tournaments -- in her jacket pocket.
Carlsen, 31, withdrew from the Sinquefield Cup in St Louis, Missouri, earlier this month after losing to the 19-year-old, who lags him by almost 200 Elo points.
The international chess body also rebuked the world champion for abruptly resigning an online game recently.
India 'B' settled for bronze in the Open section while India 'A' women side also finished third.