rn4n1/p1k1qr2/3pb2b/1pp1p1pp/PP1P2P1/2K2P1P/2P1N2R/RNBQ4 b - - 1 20
FEN state: rn4n1/p1k1qr2/3pb2b/1pp1p1pp/PP1P2P1/2K2P1P/2P1N2R/RNBQ4 b - - 1 20 ; Best move: e5d4
The current state of the chess board is: Black rook at a8, black knight at b8 and black knight at g8. Black pawn at a7, black king at c7, black queen at e7 and black rook at f7. Black pawn at d6, black bishop at e6 and black bishop at h6. Black pawn at b5, black pawn at c5, black pawn at e5, black pawn at g5 and black pawn at h5. White pawn at a4, white pawn at b4, white pawn at d4 and white pawn at g4. White king at c3, white pawn at f3 and white pawn at h3. White pawn at c2, white knight at e2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1 and white queen at d1. Both players have exhausted their castles. Half move number is 1. Full move number is 20. Black to move.