6. From a point 770 metres or thereby south, south‑west of point 8 in a generally north‑easterly then northerly then north‑westerly then westerly then south‑westerly then southerly then south-easterly direction for a distance of 850 metres or thereby to a point 330 metres or thereby south, south‑west of point 8 as shown by a heavy black line between the points marked “point J” and “point K” on the plan.