1nbq2r1/1pp2pkp/r3pnp1/3p4/1P2P1PP/R1PB1P1R/3PN3/1NBQK3 b - - 0 16
FEN state: 1nbq2r1/1pp2pkp/r3pnp1/3p4/1P2P1PP/R1PB1P1R/3PN3/1NBQK3 b - - 0 16 ; Best move: a6a3
The current state of the chess board is: Black knight at b8, black bishop at c8, black queen at d8 and black rook at g8. Black pawn at b7, black pawn at c7, black pawn at f7, black king at g7 and black pawn at h7. Black rook at a6, black pawn at e6, black knight at f6 and black pawn at g6. Black pawn at d5. White pawn at b4, white pawn at e4, white pawn at g4 and white pawn at h4. White rook at a3, white pawn at c3, white bishop at d3, white pawn at f3 and white rook at h3. White pawn at d2 and white knight at e2. White knight at b1, white bishop at c1, white queen at d1 and white king at e1. Both players have exhausted their castles. Half move number is 0. Full move number is 16. Black to move.