r1bq1bn1/2p1pk2/8/p1pp1P1r/P2n2pp/1P2P2P/4QP1R/RNB1KBN1 w Q - 0 17
FEN state: r1bq1bn1/2p1pk2/8/p1pp1P1r/P2n2pp/1P2P2P/4QP1R/RNB1KBN1 w Q - 0 17 ; Best move: e3d4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black bishop at f8 and black knight at g8. Black pawn at c7, black pawn at e7 and black king at f7. Black pawn at a5, black pawn at c5, black pawn at d5, white pawn at f5 and black rook at h5. White pawn at a4, black knight at d4, black pawn at g4 and black pawn at h4. White pawn at b3, white pawn at e3 and white pawn at h3. White queen at e2, white pawn at f2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white knight at g1. White queenside is the only castle move available. Half move number is 0. Full move number is 17. White to move.