Complex sentence: In London, many roads especially in central areas lacked sufficient lane width and space, and has led to difficulties in some areas with articulated buses blocking junctions when at bus stops, or having difficulty turning at tight intersections.
Split into simpler sentences: In London, many roads, especially in central areas, lack sufficient lane width and space. This has led to difficulties, with articulated buses blocking junctions when at bus stops, or having difficulty turning at tight intersections.