Science is related to Matter. Matter is related to Metal. Wheel is made of Metal. 
Gold is related to Shine. Shine is related to Glass. Glass is related to Serving. 
Science <--RelatedTo--> Matter <--RelatedTo--> Metal <--MadeOf-- Wheel 
Gold <--RelatedTo--> Shine <--RelatedTo--> Glass <--RelatedTo--> Serving 