Confirm is a synonym of Sustain. Sustain is a synonym of Hold. Box can be used for Hold. 
Southern is related to Comfort. Comfort is related to Quality. Quality is related to Chocolate. you are likely to find Chocolate in/at/on Restaurant. 
Confirm <--Synonym--> Sustain <--Synonym--> Hold <--UsedFor-- Box 
Southern <--RelatedTo--> Comfort <--RelatedTo--> Quality <--RelatedTo--> Chocolate --AtLocation--> Restaurant 