Surya Shekhar Ganguly scored a sparkling victory over Alexander Delchev while GN Gopal proved too good for Kiprian Berbatov, paving the way for a much needed win after a loss against Russia in the previous round.
Mainstay Krishnan Sasikiran earlier played out a draw with former World Champion Veselin Topalov while P Harikrishna also split points with Ivan Cheparinov on the second board.
In women’s section, Dronavalli Harika beat Atousa Pourkashiyan on the top board.
Eesha Karavade was the other Indian winner on the third board at the expense of Mitra Hejazapour. Tania Sachdev was held to a draw by Shadi Paridar and Nisha Mohota remained win-less after signing a peace deal with Ghazal Hakimifard.
India is currently joint sixth in the open section with six rounds still remaining.
Indian results (Round V, open): India bt Bulgaria 3-1 (Krishnan Sasikiran drew Veselin Topalov; Ivan Cheparinov drew P Harikrishna; Surya Shekhar Ganguly bt Alexander Delchev; Kiprian Berbatov lt to GN Gopal).
Women: India bt Iran 3-1 (D Harika bt Atousa Pourkashiyan; Shadi Paridar drew Tania Sachdev; Eesha Karavade bt Mitra Hejazipour; Ghazal Hakimfard drew Nisha Mohota).
