1r2k2r/p1p1qp1p/3p3n/1pnNbbp1/3Q4/P5P1/RPPKPP1P/2B2BNR w k - 2 13
FEN state: 1r2k2r/p1p1qp1p/3p3n/1pnNbbp1/3Q4/P5P1/RPPKPP1P/2B2BNR w k - 2 13 ; Best move: d5e7
The current state of the chess board is: Black rook at b8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at c7, black queen at e7, black pawn at f7 and black pawn at h7. Black pawn at d6 and black knight at h6. Black pawn at b5, black knight at c5, white knight at d5, black bishop at e5, black bishop at f5 and black pawn at g5. White queen at d4. White pawn at a3 and white pawn at g3. White rook at a2, white pawn at b2, white pawn at c2, white king at d2, white pawn at e2, white pawn at f2 and white pawn at h2. White bishop at c1, white bishop at f1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 2. Full move number is 13. White to move.