rnbq1br1/p1k1p3/p1p2N2/5Pp1/PP1pN2p/3P1P1B/2P4P/R1B3K1 b - - 1 21
FEN state: rnbq1br1/p1k1p3/p1p2N2/5Pp1/PP1pN2p/3P1P1B/2P4P/R1B3K1 b - - 1 21 ; Best move: e7f6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black bishop at f8 and black rook at g8. Black pawn at a7, black king at c7 and black pawn at e7. Black pawn at a6, black pawn at c6 and white knight at f6. White pawn at f5 and black pawn at g5. White pawn at a4, white pawn at b4, black pawn at d4, white knight at e4 and black pawn at h4. White pawn at d3, white pawn at f3 and white bishop at h3. White pawn at c2 and white pawn at h2. White rook at a1, white bishop at c1 and white king at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. Black to move.