rnb3nr/3k1B2/3P2pp/pN2p3/QPp2p2/R1P1BPP1/1P5P/3K2NR b - - 1 21
FEN state: rnb3nr/3k1B2/3P2pp/pN2p3/QPp2p2/R1P1BPP1/1P5P/3K2NR b - - 1 21 ; Best move: f4e3
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black knight at g8 and black rook at h8. Black king at d7 and white bishop at f7. White pawn at d6, black pawn at g6 and black pawn at h6. Black pawn at a5, white knight at b5 and black pawn at e5. White queen at a4, white pawn at b4, black pawn at c4 and black pawn at f4. White rook at a3, white pawn at c3, white bishop at e3, white pawn at f3 and white pawn at g3. White pawn at b2 and white pawn at h2. White king at d1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. Black to move.