r1b1qb1r/pp1p3p/n3k3/PP1p1p2/6pP/2PPPN2/2Q2PPR/R1B1KB2 b Q - 0 16
FEN state: r1b1qb1r/pp1p3p/n3k3/PP1p1p2/6pP/2PPPN2/2Q2PPR/R1B1KB2 b Q - 0 16 ; Best move: g4f3
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at d7 and black pawn at h7. Black knight at a6 and black king at e6. White pawn at a5, white pawn at b5, black pawn at d5 and black pawn at f5. Black pawn at g4 and white pawn at h4. White pawn at c3, white pawn at d3, white pawn at e3 and white knight at f3. White queen at c2, white pawn at f2, white pawn at g2 and white rook at h2. White rook at a1, white bishop at c1, white king at e1 and white bishop at f1. White queenside is the only castle move available. Half move number is 0. Full move number is 16. Black to move.