rn1qkb1r/2pb2p1/p2p2pn/4pp2/2PP1N2/pP2PNP1/R4PBP/2B1K1R1 b - - 6 15
FEN state: rn1qkb1r/2pb2p1/p2p2pn/4pp2/2PP1N2/pP2PNP1/R4PBP/2B1K1R1 b - - 6 15 ; Best move: e5f4
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at c7, black bishop at d7 and black pawn at g7. Black pawn at a6, black pawn at d6, black pawn at g6 and black knight at h6. Black pawn at e5 and black pawn at f5. White pawn at c4, white pawn at d4 and white knight at f4. Black pawn at a3, white pawn at b3, white pawn at e3, white knight at f3 and white pawn at g3. White rook at a2, white pawn at f2, white bishop at g2 and white pawn at h2. White bishop at c1, white king at e1 and white rook at g1. Both players have exhausted their castles. Half move number is 6. Full move number is 15. Black to move.