Farmer is related to Peasant. Peasant is related to Farm. Farm is related to Goat. 
Analyst is a type of Researcher. Scientist is a type of Researcher. Scientist can Experiment. 
Farmer <--RelatedTo--> Peasant <--RelatedTo--> Farm <--RelatedTo--> Goat 
Analyst --IsA--> Researcher <--IsA-- Scientist --CapableOf--> Experiment 