rnb2bnr/p2pkp1p/6p1/q1p1p1P1/2P1P2P/NP1P4/3QBP1R/R1B1K1N1 b Q - 6 16
FEN state: rnb2bnr/p2pkp1p/6p1/q1p1p1P1/2P1P2P/NP1P4/3QBP1R/R1B1K1N1 b Q - 6 16 ; Best move: a5d2
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at d7, black king at e7, black pawn at f7 and black pawn at h7. Black pawn at g6. Black queen at a5, black pawn at c5, black pawn at e5 and white pawn at g5. White pawn at c4, white pawn at e4 and white pawn at h4. White knight at a3, white pawn at b3 and white pawn at d3. White queen at d2, white bishop at e2, white pawn at f2 and white rook at h2. White rook at a1, white bishop at c1, white king at e1 and white knight at g1. White queenside is the only castle move available. Half move number is 6. Full move number is 16. Black to move.