rnb4r/1p2kppp/p3qn2/2ppp3/1PQ5/PP2PP2/1B1PNKPP/RN3B1R b - - 4 13
FEN state: rnb4r/1p2kppp/p3qn2/2ppp3/1PQ5/PP2PP2/1B1PNKPP/RN3B1R b - - 4 13 ; Best move: d5c4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black rook at h8. Black pawn at b7, black king at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at a6, black queen at e6 and black knight at f6. Black pawn at c5, black pawn at d5 and black pawn at e5. White pawn at b4 and white queen at c4. White pawn at a3, white pawn at b3, white pawn at e3 and white pawn at f3. White bishop at b2, white pawn at d2, white knight at e2, white king at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 13. Black to move.