Memory is related to Hard. Hard is related to Diamond. Diamond is a type of Artifact. you are likely to find Artifact in/at/on Museum. 
Control is the opposite of Go. Go is a synonym of Operate. Gate is a type of Operate. 
Memory <--RelatedTo--> Hard <--RelatedTo--> Diamond --IsA--> Artifact --AtLocation--> Museum 
Control <--Antonym--> Go <--Synonym--> Operate <--IsA-- Gate 