Record is related to Object. Object is related to Size. Size is related to Letter. Letter is related to Member. 
Instructional is related to Sign. Sign is related to Speed. Speed is related to Rush. Rush is related to Traffic. 
Record <--RelatedTo--> Object <--RelatedTo--> Size <--RelatedTo--> Letter <--RelatedTo--> Member 
Instructional <--RelatedTo--> Sign <--RelatedTo--> Speed <--RelatedTo--> Rush <--RelatedTo--> Traffic 