Read the passage in this PDF and then seek to de-identify it as best you can. Your first step should be to create a set of de-identification rules to follow.
You can find a sample de-identification here. Note how we left some specific information such as “Philadelphia” and “South Philadelphia” intact, while replacing other specific information such as years and school names. Details of de-identification depend both on what additional context is provided in the interview transcript and what parts are of particular importance to a study, i.e., should not be removed if at all possible.