r3kbn1/1pp2p1r/3pp2p/2q5/P1bPQ1p1/6P1/P2BPPBP/RN1K2NR b - - 0 18
FEN state: r3kbn1/1pp2p1r/3pp2p/2q5/P1bPQ1p1/6P1/P2BPPBP/RN1K2NR b - - 0 18 ; Best move: d6d5
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black knight at g8. Black pawn at b7, black pawn at c7, black pawn at f7 and black rook at h7. Black pawn at d6, black pawn at e6 and black pawn at h6. Black queen at c5. White pawn at a4, black bishop at c4, white pawn at d4, white queen at e4 and black pawn at g4. White pawn at g3. White pawn at a2, white bishop at d2, white pawn at e2, white pawn at f2, white bishop at g2 and white pawn at h2. White rook at a1, white knight at b1, white king at d1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. Black to move.