Closest is related to Family. you are likely to find Brother in/at/on Family. Brother is related to Like. 
Line can be used for Definition. Trace is a type of Line. Trace is related to Drawing. Drawing is related to Letter. 
Closest <--RelatedTo--> Family <--AtLocation-- Brother <--RelatedTo--> Like 
Definition <--UsedFor-- Line <--IsA-- Trace <--RelatedTo--> Drawing <--RelatedTo--> Letter 