Vaishali, who had finished fourth in the first leg, came back from 2-4 down to oust the experienced Ukrainian by winning the last two bullet games
Anand beat Teimour Radjabov in 37 moves. The Indian had posted his maiden win in the tournament on Thursday by thrashing Russian Ian Nepomniachtchi in just 17 moves
FIDE Women's Grand Prix: India's Harika Dronavalli draws with Ukraine's Anna Muzychuk to remain in 7th position
Indian grandmaster Harika Dronavalli drew with Ukraine's Anna Muzychuk in the 10th round to remain seventh on the points table of the FIDE Women's Grand Prix chess tournament.
FIDE Women's Grand Prix: Indian Grandmaster Harika Dronavalli goes down to Antoaneta Stefanova in eighth round
Harika, World No 9, faces Russian Alina Kashlinskaya in the ninth round later on Wednesday
FIDE Women's Grand Prix: India's Dronavalli Harika loses to Alexandra Kosteniuk, slips to third spot
Indian Grandmaster Dronavalli Harika went down to former world champion Kosteniuk in the sixth round of the FIDE Women's Grand Prix chess tournament to slip to third spot.
FIDE Women's Grand Prix: India's Dronavalli Harika draws with Russia's Alexandra Goryachkina in fifth round
Indian grandmaster Dronavalli Harika settled for a draw with Alexandra Goryachkina of Russia in the fifth round to remain in joint lead with 3.5 points at the FIDE Women's Grand Prix chess tournament
Indian grandmaster Dronavalli Harika inflicted a defeat on world champion Ju Wenjun in the third round of the FIDE Women's Grand Prix chess tournament.
Indian grandmaster Koneru Humpy finishes 12th after losing last three rounds at women's World Rapid and Blitz Championships
A hat-trick of losses in the last three rounds ended Koneru Humpy's hopes of a second title at the women's World Rapid and Blitz Championships as the Indian grandmaster finished 12th overall in the two-day blitz competition.
World Rapid and Blitz: Viswanathan Anand ends opening day tied 2nd as event is dogged by location controversy
Five rounds into the tournament, Anand seems to be in a great form and might turn out to be a strong contender for the title prize. He is only half point behind the current leaders.
Harika was the favourite to win as she was considered to be a better rapid and blitz player than Tan. But the Chinese showed she had nerves of steel.
Women’s World Chess Championship: Harika Dronavalli in touching distance of semis after beating Nana Dzagnidze
Victory in the first game of the two-game mini-match means that Harika will now just need a draw in the return game to qualify to the next round
Humpy and Muzychuk were the only unbeaten players in the tournament and both had four wins and seven draws each for a total of seven and a half points each.