r1bq3r/2p4p/Q1n1kpP1/p2pP3/3P2Pn/b3P3/1PPKB2R/RNB3N1 b - - 2 18
FEN state: r1bq3r/2p4p/Q1n1kpP1/p2pP3/3P2Pn/b3P3/1PPKB2R/RNB3N1 b - - 2 18 ; Best move: c8a6
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8 and black rook at h8. Black pawn at c7 and black pawn at h7. White queen at a6, black knight at c6, black king at e6, black pawn at f6 and white pawn at g6. Black pawn at a5, black pawn at d5 and white pawn at e5. White pawn at d4, white pawn at g4 and black knight at h4. Black bishop at a3 and white pawn at e3. White pawn at b2, white pawn at c2, white king at d2, white bishop at e2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1 and white knight at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 18. Black to move.