Defend is a type of Argue. Argue is a synonym of Reason. Reason is related to Answer. the last thing you do when you Listen is Answer. 
Comprehensive is similar to Large. Large is related to Capital. Capital is related to Role. 
Defend --IsA--> Argue <--Synonym--> Reason <--RelatedTo--> Answer <--HasLastSubevent-- Listen 
Comprehensive <--SimilarTo--> Large <--RelatedTo--> Capital <--RelatedTo--> Role 