FactService: handle cases where resource has no depiction or thumbnail
add configurable parser
remove unused imports
initial work on parsing dbpedia facts using configurations
generate results for facts based on single predicate
generate results for facts based on multiple predicates
handle scenario where configuration is not found
remove empty dicts in final output from ConfigurableParser
ConfigurableParser output unique list of facts
call the ConfigurableParser from the FactService
add some configurations