Item is a synonym of Stick. Stick is related to Pen. 
Positive is a synonym of Certain. Certain is related to Feeling. Passion is a type of Feeling. Passion would make you want to Work. 
Item <--Synonym--> Stick <--RelatedTo--> Pen 
Positive <--Synonym--> Certain <--RelatedTo--> Feeling <--IsA-- Passion --CausesDesire--> Work 