rnb1k1r1/p2p3p/1ppbppp1/1P3nP1/2P5/N2PN1P1/P1K1P3/R1BQ1B1R b q - 0 17
FEN state: rnb1k1r1/p2p3p/1ppbppp1/1P3nP1/2P5/N2PN1P1/P1K1P3/R1BQ1B1R b q - 0 17 ; Best move: f5e3
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black rook at g8. Black pawn at a7, black pawn at d7 and black pawn at h7. Black pawn at b6, black pawn at c6, black bishop at d6, black pawn at e6, black pawn at f6 and black pawn at g6. White pawn at b5, black knight at f5 and white pawn at g5. White pawn at c4. White knight at a3, white pawn at d3, white knight at e3 and white pawn at g3. White pawn at a2, white king at c2 and white pawn at e2. White rook at a1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 17. Black to move.