r1bNk3/1ppppp1r/7p/p2N4/6p1/PP1P4/2P1PPPP/b2QKBR1 w q - 2 13
FEN state: r1bNk3/1ppppp1r/7p/p2N4/6p1/PP1P4/2P1PPPP/b2QKBR1 w q - 2 13 ; Best move: d1a1
The current state of the chess board is: Black rook at a8, black bishop at c8, white knight at d8 and black king at e8. Black pawn at b7, black pawn at c7, black pawn at d7, black pawn at e7, black pawn at f7 and black rook at h7. Black pawn at h6. Black pawn at a5 and white knight at d5. Black pawn at g4. White pawn at a3, white pawn at b3 and white pawn at d3. White pawn at c2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. Black bishop at a1, white queen at d1, white king at e1, white bishop at f1 and white rook at g1. Black queenside is the only castle move available. Half move number is 2. Full move number is 13. White to move.