The Indian was in command after the trade of queens and was clearly at the top of his game once the players reached a rook plus opposite colours bishop endgame.
Pragg won with ease and looks poised for more.
Meanwhile D Gukesh, the youngest-ever world champion, had to be content with a draw for the second day running against Deac Bogdan-Daniel of Romania.
Gukesh, with white pieces, did everything he had on his hand but the Romanian at his defensive best when it required. The wild game was drawn eventually. PTI Cor SSC SSC SSC