History is related to College. College is related to Extra. Extra is related to Shout. Shout is a synonym of Scream. 
Appointment is related to Visit. Visit is related to Space. Space is related to Column. 
History <--RelatedTo--> College <--RelatedTo--> Extra <--RelatedTo--> Shout <--Synonym--> Scream 
Appointment <--RelatedTo--> Visit <--RelatedTo--> Space <--RelatedTo--> Column 