how to backtrack an ember application code

How to understand an ember application code .

I want to backtrack where a variable is defined from web page to component.

example :

in web page Title : "Wonder boy"

in template it is mentioned as

 

     title = field.label

 

but in the component for this template i am not able to find the varaible field nor field.label . can you please provide me any resource to understand how to backtrack a ember application from web front to variable . thanks .