Chairman is related to Committee. Committee is related to Room. Gallery is a type of Room. 
Sequence is related to Prime. Prime is related to Green. Green is related to Leaf. you are likely to find Insect in/at/on Leaf. 
Chairman <--RelatedTo--> Committee <--RelatedTo--> Room <--IsA-- Gallery 
Sequence <--RelatedTo--> Prime <--RelatedTo--> Green <--RelatedTo--> Leaf <--AtLocation-- Insect 