Brain is related to Dream. Dream is related to Good. God is etymologically related to Good. 
Practical is the opposite of Theory. Theory is related to Story. you are likely to find Story in/at/on Novel. Novel is related to New. 
Brain <--RelatedTo--> Dream <--RelatedTo--> Good <--EtymologicallyRelatedTo-- God 
Practical <--Antonym--> Theory <--RelatedTo--> Story --AtLocation--> Novel <--RelatedTo--> New 