3r1bnr/1p1kp3/pP3p2/3p2pp/qBPpbP2/3Q3N/PR2P1PP/4KB1R w - - 0 21
FEN state: 3r1bnr/1p1kp3/pP3p2/3p2pp/qBPpbP2/3Q3N/PR2P1PP/4KB1R w - - 0 21 ; Best move: d3d4
The current state of the chess board is: Black rook at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black king at d7 and black pawn at e7. Black pawn at a6, white pawn at b6 and black pawn at f6. Black pawn at d5, black pawn at g5 and black pawn at h5. Black queen at a4, white bishop at b4, white pawn at c4, black pawn at d4, black bishop at e4 and white pawn at f4. White queen at d3 and white knight at h3. White pawn at a2, white rook at b2, white pawn at e2, white pawn at g2 and white pawn at h2. White king at e1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. White to move.