Informal is a different concept from Dress. Dress is related to Tie. Tie is related to Daughter. Daughter is related to Mom. 
Life is related to Birthday. Birthday is related to Part. Part is related to Morning. Morning is related to Rub. 
Informal <--DistinctFrom--> Dress <--RelatedTo--> Tie <--RelatedTo--> Daughter <--RelatedTo--> Mom 
Life <--RelatedTo--> Birthday <--RelatedTo--> Part <--RelatedTo--> Morning <--RelatedTo--> Rub 