Palace is a type of Residence. Palace is related to Building. Gallery is a type of Building. 
Lot is a synonym of Plot. Conspiracy is a type of Plot. Conspiracy is a synonym of Scheme. 
Residence <--IsA-- Palace <--RelatedTo--> Building <--IsA-- Gallery 
Lot <--Synonym--> Plot <--IsA-- Conspiracy <--Synonym--> Scheme 