r1bk1bnr/1ppn1Qp1/3p2B1/pP2p2p/2P2P1q/4P3/P2P3P/RNB1KRN1 w Q - 1 13
FEN state: r1bk1bnr/1ppn1Qp1/3p2B1/pP2p2p/2P2P1q/4P3/P2P3P/RNB1KRN1 w Q - 1 13 ; Best move: e1e2
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7, black knight at d7, white queen at f7 and black pawn at g7. Black pawn at d6 and white bishop at g6. Black pawn at a5, white pawn at b5, black pawn at e5 and black pawn at h5. White pawn at c4, white pawn at f4 and black queen at h4. White pawn at e3. White pawn at a2, white pawn at d2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white rook at f1 and white knight at g1. White queenside is the only castle move available. Half move number is 1. Full move number is 13. White to move.