Roof is related to Column. Column is related to Greek. 
you are likely to find Vacuum in/at/on Container. Container is related to Cloud. Cloud is related to Very. Very is related to Beauty. 
Roof <--RelatedTo--> Column <--RelatedTo--> Greek 
Vacuum --AtLocation--> Container <--RelatedTo--> Cloud <--RelatedTo--> Very <--RelatedTo--> Beauty 