1nbqk2r/3pppbp/r3N1p1/p7/P1B5/3KBP2/1PP3PP/RN1Q3R w k - 3 13
FEN state: 1nbqk2r/3pppbp/r3N1p1/p7/P1B5/3KBP2/1PP3PP/RN1Q3R w k - 3 13 ; Best move: e6d8
The current state of the chess board is: Black knight at b8, black bishop at c8, black queen at d8, black king at e8 and black rook at h8. Black pawn at d7, black pawn at e7, black pawn at f7, black bishop at g7 and black pawn at h7. Black rook at a6, white knight at e6 and black pawn at g6. Black pawn at a5. White pawn at a4 and white bishop at c4. White king at d3, white bishop at e3 and white pawn at f3. White pawn at b2, white pawn at c2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1 and white rook at h1. Black kingside is the only castle move available. Half move number is 3. Full move number is 13. White to move.