rnbq1b1r/3pk1pp/ppp1p3/5p2/P2NnPP1/2NP3P/1PPQP3/R1B1K1RB b Q - 0 13
FEN state: rnbq1b1r/3pk1pp/ppp1p3/5p2/P2NnPP1/2NP3P/1PPQP3/R1B1K1RB b Q - 0 13 ; Best move: e4d2
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at d7, black king at e7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at b6, black pawn at c6 and black pawn at e6. Black pawn at f5. White pawn at a4, white knight at d4, black knight at e4, white pawn at f4 and white pawn at g4. White knight at c3, white pawn at d3 and white pawn at h3. White pawn at b2, white pawn at c2, white queen at d2 and white pawn at e2. White rook at a1, white bishop at c1, white king at e1, white rook at g1 and white bishop at h1. White queenside is the only castle move available. Half move number is 0. Full move number is 13. Black to move.