rnb2bn1/p1p1k1pr/8/3Pp3/6Np/1PP2pPP/1B1KQP2/RN3B1R b - - 4 20
FEN state: rnb2bn1/p1p1k1pr/8/3Pp3/6Np/1PP2pPP/1B1KQP2/RN3B1R b - - 4 20 ; Best move: f3e2
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at f8 and black knight at g8. Black pawn at a7, black pawn at c7, black king at e7, black pawn at g7 and black rook at h7. White pawn at d5 and black pawn at e5. White knight at g4 and black pawn at h4. White pawn at b3, white pawn at c3, black pawn at f3, white pawn at g3 and white pawn at h3. White bishop at b2, white king at d2, white queen at e2 and white pawn at f2. White rook at a1, white knight at b1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 20. Black to move.