r1b1k2r/p1pqn1b1/Qpn1p2p/3p1p2/1N5P/PPP5/3PPNP1/R1B1KBR1 b kq - 2 18
FEN state: r1b1k2r/p1pqn1b1/Qpn1p2p/3p1p2/1N5P/PPP5/3PPNP1/R1B1KBR1 b kq - 2 18 ; Best move: c8a6
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at c7, black queen at d7, black knight at e7 and black bishop at g7. White queen at a6, black pawn at b6, black knight at c6, black pawn at e6 and black pawn at h6. Black pawn at d5 and black pawn at f5. White knight at b4 and white pawn at h4. White pawn at a3, white pawn at b3 and white pawn at c3. White pawn at d2, white pawn at e2, white knight at f2 and white pawn at g2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and white rook at g1. Black kingside and black queenside castles are available. Half move number is 2. Full move number is 18. Black to move.