rnbq1bnr/4k2p/pp2p2B/3P1pp1/1PpP3P/PQP2P2/4N1P1/RN2KBR1 w Q - 1 13
FEN state: rnbq1bnr/4k2p/pp2p2B/3P1pp1/1PpP3P/PQP2P2/4N1P1/RN2KBR1 w Q - 1 13 ; Best move: h6g5
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, black knight at g8 and black rook at h8. Black king at e7 and black pawn at h7. Black pawn at a6, black pawn at b6, black pawn at e6 and white bishop at h6. White pawn at d5, black pawn at f5 and black pawn at g5. White pawn at b4, black pawn at c4, white pawn at d4 and white pawn at h4. White pawn at a3, white queen at b3, white pawn at c3 and white pawn at f3. White knight at e2 and white pawn at g2. White rook at a1, white knight at b1, white king at e1, white bishop at f1 and white rook at g1. White queenside is the only castle move available. Half move number is 1. Full move number is 13. White to move.