Great question — answering as the UphillTech team:
This is a bit tentative, as I haven't done it myself. So think of it as a suggestion to be looked at on the map, and apply all the usual precautions for mountain hiking, not just for you but for the other group. They also need to get back down safely. I propose starting at Wasdale Head (or Wasdale) - it's a popular starting point, and the start of the route recommended by the local mountain rescue team . Wasdale Head has facilities if they get back early. You still have a couple of options: If you hike from Wasdale via Hollowstones (probably the most common route), they can picnic at the (small) waterfalls on Lingmell Gill (4--6km and 200--600m ascent for them). Alternatively you can head...
Full answer by Chris H: https://outdoors.stackexchange.com/a/28833 (CC BY-SA 4.0).
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