rnb2br1/1pppkp2/3N2p1/4p1P1/p2P3p/P3B2P/1PP1P1B1/R2QNK1R b - - 0 18
FEN state: rnb2br1/1pppkp2/3N2p1/4p1P1/p2P3p/P3B2P/1PP1P1B1/R2QNK1R b - - 0 18 ; Best move: c7d6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at f8 and black rook at g8. Black pawn at b7, black pawn at c7, black pawn at d7, black king at e7 and black pawn at f7. White knight at d6 and black pawn at g6. Black pawn at e5 and white pawn at g5. Black pawn at a4, white pawn at d4 and black pawn at h4. White pawn at a3, white bishop at e3 and white pawn at h3. White pawn at b2, white pawn at c2, white pawn at e2 and white bishop at g2. White rook at a1, white queen at d1, white knight at e1, white king at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. Black to move.