From this point I tried to win this match but it took a very long chase. I know there is some shorter way to win it as my mobile chess-free app asked to resign after moving my white knight, but couldn't figured out how to win it in lesser moves.
[fen "1nb2rk1/q3pp2/2p1n1pQ/1p1pP2p/rP1P4/2PB1N1P/P4PP1/R1B2RK1 w Q - 0 1"]