Slam is a type of Throw. Slam is a type of Magazine. Scientist is a type of Magazine. Scientist is a type of Worker. 
Pension is a synonym of Hotel. you are likely to find Pen in/at/on Hotel. Marker is a type of Pen. 
Throw <--IsA-- Slam --IsA--> Magazine <--IsA-- Scientist --IsA--> Worker 
Pension <--Synonym--> Hotel <--AtLocation-- Pen <--IsA-- Marker 