rn2kbr1/p3p2p/2pp4/1p5P/1PP1p3/3R4/q2Pbn2/1RBQKB2 b q - 2 18
FEN state: rn2kbr1/p3p2p/2pp4/1p5P/1PP1p3/3R4/q2Pbn2/1RBQKB2 b q - 2 18 ; Best move: e2d1
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8 and black rook at g8. Black pawn at a7, black pawn at e7 and black pawn at h7. Black pawn at c6 and black pawn at d6. Black pawn at b5 and white pawn at h5. White pawn at b4, white pawn at c4 and black pawn at e4. White rook at d3. Black queen at a2, white pawn at d2, black bishop at e2 and black knight at f2. White rook at b1, white bishop at c1, white queen at d1, white king at e1 and white bishop at f1. Black queenside is the only castle move available. Half move number is 2. Full move number is 18. Black to move.