rn2kb1r/4ppp1/pq5p/1p1p4/1P1p1PnP/2N5/P3P1PR/RbBQKBN1 b kq - 2 13
FEN state: rn2kb1r/4ppp1/pq5p/1p1p4/1P1p1PnP/2N5/P3P1PR/RbBQKBN1 b kq - 2 13 ; Best move: d4c3
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at e7, black pawn at f7 and black pawn at g7. Black pawn at a6, black queen at b6 and black pawn at h6. Black pawn at b5 and black pawn at d5. White pawn at b4, black pawn at d4, white pawn at f4, black knight at g4 and white pawn at h4. White knight at c3. White pawn at a2, white pawn at e2, white pawn at g2 and white rook at h2. White rook at a1, black bishop at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white knight at g1. Black kingside and black queenside castles are available. Half move number is 2. Full move number is 13. Black to move.