you are likely to find Gallery in/at/on City. City is related to Hope. Encourage can cause/lead to Hope. Encourage is a synonym of Stimulate. 
Reform is a synonym of Better. Perfect is a type of Better. 
Gallery --AtLocation--> City <--RelatedTo--> Hope <--Causes-- Encourage <--Synonym--> Stimulate 
Reform <--Synonym--> Better <--IsA-- Perfect 