Source is a type of Inspiration. Inspiration is a type of Product. Product is related to Cream. 
Romantic is related to Affair. Affair is related to Bill. Bill is related to One. One is related to Finger. 
Source --IsA--> Inspiration --IsA--> Product <--RelatedTo--> Cream 
Romantic <--RelatedTo--> Affair <--RelatedTo--> Bill <--RelatedTo--> One <--RelatedTo--> Finger 