r1b2br1/pp3kpp/n2p4/4ppq1/P1PQ1B2/5NP1/RP1NPP1P/4KB1R b K - 0 17
FEN state: r1b2br1/pp3kpp/n2p4/4ppq1/P1PQ1B2/5NP1/RP1NPP1P/4KB1R b K - 0 17 ; Best move: g5e7
The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8 and black rook at g8. Black pawn at a7, black pawn at b7, black king at f7, black pawn at g7 and black pawn at h7. Black knight at a6 and black pawn at d6. Black pawn at e5, black pawn at f5 and black queen at g5. White pawn at a4, white pawn at c4, white queen at d4 and white bishop at f4. White knight at f3 and white pawn at g3. White rook at a2, white pawn at b2, white knight at d2, white pawn at e2, white pawn at f2 and white pawn at h2. White king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 17. Black to move.