So , you know what does this look like , what are  what are uh intermediate things that are worth computing , what are the features we need in order to make all these decisions
Mm - hmm.
and what 's the best way to organize this so that um it 's clean and  and consistent and all that sort of stuff.
OK. I 'm just thinking about how people , human beings who know about places and places to go and so on would store this and it would probably  you wouldn't just sort of remember that they sell stuff and then deduce from that that it must be going on inside or something.