system
A chat on subreddit /r/me_irl
human
or those at any early-mid-2000s overnight summer camp ever. that or the nylon ones that always had holes in them, take your pick.
gpt
Can't say on that one I'm afraid, overnight summer camps aren't a massive thing in the UK. You get the odd overnight scouts thing every so often but you usually bring your own stuff. That's about it!