r1b1k1nr/1p1p2pp/4p3/p1p2nq1/1P5P/2P2P1N/RP2P1B1/1NBQK2R w K - 0 12
FEN state: r1b1k1nr/1p1p2pp/4p3/p1p2nq1/1P5P/2P2P1N/RP2P1B1/1NBQK2R w K - 0 12 ; Best move: h4g5
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at d7, black pawn at g7 and black pawn at h7. Black pawn at e6. Black pawn at a5, black pawn at c5, black knight at f5 and black queen at g5. White pawn at b4 and white pawn at h4. White pawn at c3, white pawn at f3 and white knight at h3. White rook at a2, white pawn at b2, white pawn at e2 and white bishop at g2. White knight at b1, white bishop at c1, white queen at d1, white king at e1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 12. White to move.