you are likely to find Captain in/at/on Charge. Charge is a synonym of Mission. 
Slide is related to Low. Low is the opposite of Highway. Highway is related to Limit. Limit is a synonym of Specify. 
Captain --AtLocation--> Charge <--Synonym--> Mission 
Slide <--RelatedTo--> Low <--Antonym--> Highway <--RelatedTo--> Limit <--Synonym--> Specify 