r2q1bnr/n1pp1k2/bp2pp1p/p5p1/Q3P2P/P1P2P2/RP1PNKP1/1NB2B1R w - - 6 13
FEN state: r2q1bnr/n1pp1k2/bp2pp1p/p5p1/Q3P2P/P1P2P2/RP1PNKP1/1NB2B1R w - - 6 13 ; Best move: d2d4
The current state of the chess board is: Black rook at a8, black queen at d8, black bishop at f8, black knight at g8 and black rook at h8. Black knight at a7, black pawn at c7, black pawn at d7 and black king at f7. Black bishop at a6, black pawn at b6, black pawn at e6, black pawn at f6 and black pawn at h6. Black pawn at a5 and black pawn at g5. White queen at a4, white pawn at e4 and white pawn at h4. White pawn at a3, white pawn at c3 and white pawn at f3. White rook at a2, white pawn at b2, white pawn at d2, white knight at e2, white king at f2 and white pawn at g2. White knight at b1, white bishop at c1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 6. Full move number is 13. White to move.