I’ve now finished mulching Bed 5 and am about 1/4 done on Bed 4. But I also cleared the path between Beds 4 & 5 and half of the path between Beds 3 & 4. This involves lifting the tiles and scraping all material off the path before replacing the tiles.
Partway through clearing the path between Beds 4 & 5 
Mulching Bed 5 and clearing pathway between Beds 4 & 5 completed 
Bed 4 and pathway between Beds 3 & 4 – a work in progress….