r2q1bnr/2p1pkp1/pp2bp2/3p3p/1P3PPP/3PP3/1PP1Q3/RNB1KBNR b K - 1 12
FEN state: r2q1bnr/2p1pkp1/pp2bp2/3p3p/1P3PPP/3PP3/1PP1Q3/RNB1KBNR b K - 1 12 ; Best move: e6g4
The current state of the chess board is: Black rook at a8, black queen at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at c7, black pawn at e7, black king at f7 and black pawn at g7. Black pawn at a6, black pawn at b6, black bishop at e6 and black pawn at f6. Black pawn at d5 and black pawn at h5. White pawn at b4, white pawn at f4, white pawn at g4 and white pawn at h4. White pawn at d3 and white pawn at e3. White pawn at b2, white pawn at c2 and white queen at e2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 1. Full move number is 12. Black to move.