1rbqkb2/pppp4/4p3/nB3RNn/P4P2/4P1r1/1PPP4/RNB1K3 w Q - 0 17
FEN state: 1rbqkb2/pppp4/4p3/nB3RNn/P4P2/4P1r1/1PPP4/RNB1K3 w Q - 0 17 ; Best move: b5e2
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at b7, black pawn at c7 and black pawn at d7. Black pawn at e6. Black knight at a5, white bishop at b5, white rook at f5, white knight at g5 and black knight at h5. White pawn at a4 and white pawn at f4. White pawn at e3 and black rook at g3. White pawn at b2, white pawn at c2 and white pawn at d2. White rook at a1, white knight at b1, white bishop at c1 and white king at e1. White queenside is the only castle move available. Half move number is 0. Full move number is 17. White to move.