rn1q1b2/pppkppp1/4bn1r/3p3p/P2P4/RPP2N2/3KPPPP/1NB1QB1R w - - 5 10
FEN state: rn1q1b2/pppkppp1/4bn1r/3p3p/P2P4/RPP2N2/3KPPPP/1NB1QB1R w - - 5 10 ; Best move: d2d1
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8 and black bishop at f8. Black pawn at a7, black pawn at b7, black pawn at c7, black king at d7, black pawn at e7, black pawn at f7 and black pawn at g7. Black bishop at e6, black knight at f6 and black rook at h6. Black pawn at d5 and black pawn at h5. White pawn at a4 and white pawn at d4. White rook at a3, white pawn at b3, white pawn at c3 and white knight at f3. White king at d2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White knight at b1, white bishop at c1, white queen at e1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 5. Full move number is 10. White to move.