Master is related to Pro. Pro is related to Produce. Offer is a type of Produce. Offer is related to Negotiation. 
Blood is related to Substance. Fluid is a type of Substance. you are likely to find Fluid in/at/on Container. you are likely to find Soup in/at/on Container. 
Master <--RelatedTo--> Pro <--RelatedTo--> Produce <--IsA-- Offer <--RelatedTo--> Negotiation 
Blood <--RelatedTo--> Substance <--IsA-- Fluid --AtLocation--> Container <--AtLocation-- Soup 