Party is related to Crowded. Crowded is a synonym of Dense. Dense is the opposite of Intelligent. 
Rice is related to Main. Main is related to Name. Name is related to Crop. 
Party <--RelatedTo--> Crowded <--Synonym--> Dense <--Antonym--> Intelligent 
Rice <--RelatedTo--> Main <--RelatedTo--> Name <--RelatedTo--> Crop 