Conviction is related to Punishment. Punishment is the opposite of Praise. Praise is related to Flag. Flag is related to Display. 
Canvas is related to Art. Art is related to Work. you are likely to find Office in/at/on Work. 
Conviction <--RelatedTo--> Punishment <--Antonym--> Praise <--RelatedTo--> Flag <--RelatedTo--> Display 
Canvas <--RelatedTo--> Art <--RelatedTo--> Work <--AtLocation-- Office 