Blow is the opposite of Breathe. Person wants (to) Breathe. Traveler is a type of Person. Companion is a type of Traveler. 
Specific is a synonym of Characteristic. you are likely to find Characteristic in/at/on Person. 
Blow <--Antonym--> Breathe <--Desires-- Person <--IsA-- Traveler <--IsA-- Companion 
Specific <--Synonym--> Characteristic --AtLocation--> Person 