r1bk1b1r/p5pp/n3p2n/1p3p2/1Pp2PPP/N1P1P1RB/P3P3/1RB1K1N1 w - - 2 17
FEN state: r1bk1b1r/p5pp/n3p2n/1p3p2/1Pp2PPP/N1P1P1RB/P3P3/1RB1K1N1 w - - 2 17 ; Best move: a3b5
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at g7 and black pawn at h7. Black knight at a6, black pawn at e6 and black knight at h6. Black pawn at b5 and black pawn at f5. White pawn at b4, black pawn at c4, white pawn at f4, white pawn at g4 and white pawn at h4. White knight at a3, white pawn at c3, white pawn at e3, white rook at g3 and white bishop at h3. White pawn at a2 and white pawn at e2. White rook at b1, white bishop at c1, white king at e1 and white knight at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 17. White to move.