you are likely to find Coffee in/at/on Conference. Bishop is part of Conference. Bishop is related to Pastor. Pastor is related to Priest. 
Idea is related to Known. Known is a different concept from Private. 
Coffee --AtLocation--> Conference <--PartOf-- Bishop <--RelatedTo--> Pastor <--RelatedTo--> Priest 
Idea <--RelatedTo--> Known <--DistinctFrom--> Private 