Drum can be used for Rhythm. Drum is related to Band. you are likely to find Band in/at/on Show. 
you are likely to find Pen in/at/on Office. Office is related to Appoint. Appoint is related to Select. 
Rhythm <--UsedFor-- Drum <--RelatedTo--> Band --AtLocation--> Show 
Pen --AtLocation--> Office <--RelatedTo--> Appoint <--RelatedTo--> Select 