rnb3nr/pp2p1k1/q5pp/3p1pNP/2p5/RPP3PB/3PPP2/1N1QK1R1 b - - 0 18
FEN state: rnb3nr/pp2p1k1/q5pp/3p1pNP/2p5/RPP3PB/3PPP2/1N1QK1R1 b - - 0 18 ; Best move: a6d6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at e7 and black king at g7. Black queen at a6, black pawn at g6 and black pawn at h6. Black pawn at d5, black pawn at f5, white knight at g5 and white pawn at h5. Black pawn at c4. White rook at a3, white pawn at b3, white pawn at c3, white pawn at g3 and white bishop at h3. White pawn at d2, white pawn at e2 and white pawn at f2. White knight at b1, white queen at d1, white king at e1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. Black to move.