r4b1r/Pp1b2pp/n2kp3/2p2p2/1PPpP3/7N/1B1PP1PP/RN1QKB1R b - - 1 15
FEN state: r4b1r/Pp1b2pp/n2kp3/2p2p2/1PPpP3/7N/1B1PP1PP/RN1QKB1R b - - 1 15 ; Best move: a6b4
The current state of the chess board is: Black rook at a8, black bishop at f8 and black rook at h8. White pawn at a7, black pawn at b7, black bishop at d7, black pawn at g7 and black pawn at h7. Black knight at a6, black king at d6 and black pawn at e6. Black pawn at c5 and black pawn at f5. White pawn at b4, white pawn at c4, black pawn at d4 and white pawn at e4. White knight at h3. White bishop at b2, white pawn at d2, white pawn at e2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 15. Black to move.