Camera is related to Photographer. Photographer is related to Flash. Flash is related to Spark. Spark is related to Light. 
Wisdom is related to Age. Age is related to Related. Related is related to Onion. Onion is a type of Newspaper. 
Camera <--RelatedTo--> Photographer <--RelatedTo--> Flash <--RelatedTo--> Spark <--RelatedTo--> Light 
Wisdom <--RelatedTo--> Age <--RelatedTo--> Related <--RelatedTo--> Onion --IsA--> Newspaper 