Garden is related to Group. Group is the opposite of Crowd. Crowd is related to Numerous. 
Queen is related to Family. Family is related to Sister. Sister is the opposite of Boy. 
Garden <--RelatedTo--> Group <--Antonym--> Crowd <--RelatedTo--> Numerous 
Queen <--RelatedTo--> Family <--RelatedTo--> Sister <--Antonym--> Boy 