Dot is related to Drop. Drop is related to Grip. Grip is related to Tight. 
Player is related to Speaker. Speaker is related to Equipment. Equipment is related to Board. 
Dot <--RelatedTo--> Drop <--RelatedTo--> Grip <--RelatedTo--> Tight 
Player <--RelatedTo--> Speaker <--RelatedTo--> Equipment <--RelatedTo--> Board 