r1bq1b1r/p3pk1p/5ppn/1p1pn2P/1Pp2P2/N5P1/PBPPP3/1R1QKBNR b K - 0 12
FEN state: r1bq1b1r/p3pk1p/5ppn/1p1pn2P/1Pp2P2/N5P1/PBPPP3/1R1QKBNR b K - 0 12 ; Best move: e5g4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at e7, black king at f7 and black pawn at h7. Black pawn at f6, black pawn at g6 and black knight at h6. Black pawn at b5, black pawn at d5, black knight at e5 and white pawn at h5. White pawn at b4, black pawn at c4 and white pawn at f4. White knight at a3 and white pawn at g3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at d2 and white pawn at e2. White rook at b1, white queen at d1, 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 0. Full move number is 12. Black to move.