Legal is related to Lawyer. Lawyer is related to Practitioner. 
Funeral is the opposite of Birthday. Birthday is related to Marker. Marker can be used for Writing. Writing is related to Signature. 
Legal <--RelatedTo--> Lawyer <--RelatedTo--> Practitioner 
Funeral <--Antonym--> Birthday <--RelatedTo--> Marker --UsedFor--> Writing <--RelatedTo--> Signature 