rn1qkbnr/1pp2p2/pPb1p3/3pP1pp/5P2/P5P1/2PPB2P/RNBQ1KNR w q - 1 13
FEN state: rn1qkbnr/1pp2p2/pPb1p3/3pP1pp/5P2/P5P1/2PPB2P/RNBQ1KNR w q - 1 13 ; Best move: d2d4
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7 and black pawn at f7. Black pawn at a6, white pawn at b6, black bishop at c6 and black pawn at e6. Black pawn at d5, white pawn at e5, black pawn at g5 and black pawn at h5. White pawn at f4. White pawn at a3 and white pawn at g3. White pawn at c2, white pawn at d2, white bishop at e2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 1. Full move number is 13. White to move.