rnb3n1/1p2k2r/2pbppp1/p2p2Pp/1PP1P2P/P6B/3P1Q2/RNB1N2K b - - 1 20
FEN state: rnb3n1/1p2k2r/2pbppp1/p2p2Pp/1PP1P2P/P6B/3P1Q2/RNB1N2K b - - 1 20 ; Best move: d5d4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black knight at g8. Black pawn at b7, black king at e7 and black rook at h7. Black pawn at c6, black bishop at d6, black pawn at e6, black pawn at f6 and black pawn at g6. Black pawn at a5, black pawn at d5, white pawn at g5 and black pawn at h5. White pawn at b4, white pawn at c4, white pawn at e4 and white pawn at h4. White pawn at a3 and white bishop at h3. White pawn at d2 and white queen at f2. White rook at a1, white knight at b1, white bishop at c1, white knight at e1 and white king at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 20. Black to move.