The World No. 20 Indian, playing with black pieces, started off aggressively and placed a check on his opponent in the 12th move itself.
However, he had his Queen gambit declined as the Armenian realized the danger and had to turn to his defensive best to lead the game towards neutral territory.
"Even though I got into an attacking position in the initial moments of the game, my opponent played an interesting idea on the board and that led to repeating moves so that either of us didn't get into worse positions," the 31-year-old from Guntur said after his first-round encounter.