Fix is related to Medical. Medical is related to Operation. Operation is a synonym of Transformation. Transformation is a synonym of Shift. 
Pole is related to Telescope. Telescope is related to Astronomer. 
Fix <--RelatedTo--> Medical <--RelatedTo--> Operation <--Synonym--> Transformation <--Synonym--> Shift 
Pole <--RelatedTo--> Telescope <--RelatedTo--> Astronomer 