1rq1kb2/2p1n1pr/bp3p1p/1N1pp3/Pn2PP1P/B2P4/R1P3PN/2Q1KBR1 w - - 3 17
FEN state: 1rq1kb2/2p1n1pr/bp3p1p/1N1pp3/Pn2PP1P/B2P4/R1P3PN/2Q1KBR1 w - - 3 17 ; Best move: a3b4
The current state of the chess board is: Black rook at b8, black queen at c8, black king at e8 and black bishop at f8. Black pawn at c7, black knight at e7, black pawn at g7 and black rook at h7. Black bishop at a6, black pawn at b6, black pawn at f6 and black pawn at h6. White knight at b5, black pawn at d5 and black pawn at e5. White pawn at a4, black knight at b4, white pawn at e4, white pawn at f4 and white pawn at h4. White bishop at a3 and white pawn at d3. White rook at a2, white pawn at c2, white pawn at g2 and white knight at h2. White queen at c1, white king at e1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 3. Full move number is 17. White to move.