1r1k1bn1/p4p1r/bpBpp3/1P3pPp/n7/P2P4/1BP1P2P/2R1QKNR w - - 2 21
FEN state: 1r1k1bn1/p4p1r/bpBpp3/1P3pPp/n7/P2P4/1BP1P2P/2R1QKNR w - - 2 21 ; Best move: e1h4
The current state of the chess board is: Black rook at b8, black king at d8, black bishop at f8 and black knight at g8. Black pawn at a7, black pawn at f7 and black rook at h7. Black bishop at a6, black pawn at b6, white bishop at c6, black pawn at d6 and black pawn at e6. White pawn at b5, black pawn at f5, white pawn at g5 and black pawn at h5. Black knight at a4. White pawn at a3 and white pawn at d3. White bishop at b2, white pawn at c2, white pawn at e2 and white pawn at h2. White rook at c1, white queen at e1, white king at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 21. White to move.