Hear is related to Human. you are likely to find Human in/at/on Band. 
Policeman is related to Uniform. Uniform is a synonym of Flat. Disk can be Flat. Disk is a type of Circle. 
Hear <--RelatedTo--> Human --AtLocation--> Band 
Policeman <--RelatedTo--> Uniform <--Synonym--> Flat <--HasProperty-- Disk --IsA--> Circle 