4k3/r1q1bp1r/1p1pB1pn/p1p1pb1p/PPPn3N/N3PPPP/3P3R/R1BQK3 b Q - 0 20
FEN state: 4k3/r1q1bp1r/1p1pB1pn/p1p1pb1p/PPPn3N/N3PPPP/3P3R/R1BQK3 b Q - 0 20 ; Best move: e7h4
The current state of the chess board is: Black king at e8. Black rook at a7, black queen at c7, black bishop at e7, black pawn at f7 and black rook at h7. Black pawn at b6, black pawn at d6, white bishop at e6, black pawn at g6 and black knight at h6. Black pawn at a5, black pawn at c5, black pawn at e5, black bishop at f5 and black pawn at h5. White pawn at a4, white pawn at b4, white pawn at c4, black knight at d4 and white knight at h4. White knight at a3, white pawn at e3, white pawn at f3, white pawn at g3 and white pawn at h3. White pawn at d2 and white rook at h2. White rook at a1, white bishop at c1, white queen at d1 and white king at e1. White queenside is the only castle move available. Half move number is 0. Full move number is 20. Black to move.