r4br1/p1N2k1p/n1pqpp2/1P3bp1/2Bp1P2/3P2PN/P1PBQ2P/R4RK1 b - - 0 18
FEN state: r4br1/p1N2k1p/n1pqpp2/1P3bp1/2Bp1P2/3P2PN/P1PBQ2P/R4RK1 b - - 0 18 ; Best move: a6c7
The current state of the chess board is: Black rook at a8, black bishop at f8 and black rook at g8. Black pawn at a7, white knight at c7, black king at f7 and black pawn at h7. Black knight at a6, black pawn at c6, black queen at d6, black pawn at e6 and black pawn at f6. White pawn at b5, black bishop at f5 and black pawn at g5. White bishop at c4, black pawn at d4 and white pawn at f4. White pawn at d3, white pawn at g3 and white knight at h3. White pawn at a2, white pawn at c2, white bishop at d2, white queen at e2 and white pawn at h2. White rook at a1, white rook at f1 and white king at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. Black to move.