Indian Grandmasters Vidit Santosh Gujrathi, P Harikrishna and teen prodigy R Praggnanandhaa took a big step towards a spot in the fourth round of FIDE Chess World Cup here on Sunday by posting wins in the first game of the two-game mini-match.

Gujrathi, world number 22, posted an impressive win in 43 moves, beating compatriot B Adhiban. Harikrishna registered smooth win over lower-rated Constantin Lupulescu of Romania in 48 moves.