r1bq2nr/p1pk3p/3p3b/n3pPpQ/2p2NP1/8/PP1P1PBP/RNB2K1R b - - 0 15
FEN state: r1bq2nr/p1pk3p/3p3b/n3pPpQ/2p2NP1/8/PP1P1PBP/RNB2K1R b - - 0 15 ; Best move: g5f4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black king at d7 and black pawn at h7. Black pawn at d6 and black bishop at h6. Black knight at a5, black pawn at e5, white pawn at f5, black pawn at g5 and white queen at h5. Black pawn at c4, white knight at f4 and white pawn at g4. White pawn at a2, white pawn at b2, white pawn at d2, white pawn at f2, white bishop at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 15. Black to move.