3qk2r/r3p2p/np1p3b/p1p1n1p1/P3P1b1/R2PKp1B/1PPNQ2P/2B4R w - - 2 21
FEN state: 3qk2r/r3p2p/np1p3b/p1p1n1p1/P3P1b1/R2PKp1B/1PPNQ2P/2B4R w - - 2 21 ; Best move: e2f1
The current state of the chess board is: Black queen at d8, black king at e8 and black rook at h8. Black rook at a7, black pawn at e7 and black pawn at h7. Black knight at a6, black pawn at b6, black pawn at d6 and black bishop at h6. Black pawn at a5, black pawn at c5, black knight at e5 and black pawn at g5. White pawn at a4, white pawn at e4 and black bishop at g4. White rook at a3, white pawn at d3, white king at e3, black pawn at f3 and white bishop at h3. White pawn at b2, white pawn at c2, white knight at d2, white queen at e2 and white pawn at h2. White bishop at c1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 21. White to move.