Teacher wants (to) Vacation. Vacation can be used for Entertainment. Entertainment is related to Band. Band is a type of Loop. 
Costume is the opposite of Normal. Normal is the opposite of Strange. Strange is related to Foreign. Foreign is related to Language. 
Teacher --Desires--> Vacation --UsedFor--> Entertainment <--RelatedTo--> Band --IsA--> Loop 
Costume <--Antonym--> Normal <--Antonym--> Strange <--RelatedTo--> Foreign <--RelatedTo--> Language 