Job is related to Photograph. you are likely to find Photograph in/at/on Newspaper. News is part of Newspaper. News can be Fun. 
System can be used for Efficiency. Body is a type of System. Body is related to Disease. Disease is related to Cause. 
Job <--RelatedTo--> Photograph --AtLocation--> Newspaper <--PartOf-- News --HasProperty--> Fun 
Efficiency <--UsedFor-- System <--IsA-- Body <--RelatedTo--> Disease <--RelatedTo--> Cause 