Christian can be Religious. Muslim is a type of Religious. Muslim is related to Meaning. Meaning is related to Need. 
Guitar can be used for Music. Bridge is part of Guitar. you are likely to find Shadow in/at/on Bridge. 
Christian --HasProperty--> Religious <--IsA-- Muslim <--RelatedTo--> Meaning <--RelatedTo--> Need 
Music <--UsedFor-- Guitar <--PartOf-- Bridge <--AtLocation-- Shadow 