# Restoring placeholders in a stream

the model streams 5-character chunks: Sure,| I wi|ll wr|ite t|o <EM|AIL_1|> now|.

restore each chunk on its own:
  chunks: Sure,| I wi|ll wr|ite t|o <EM|AIL_1|> now|.
  joined: Sure, I will write to <EMAIL_1> now.

PiiRedactionAdvisor (holds back from an unfinished "<"):
  chunks: Sure,| I wi|ll wr|ite t|o |priya@example.com now|.
  joined: Sure, I will write to priya@example.com now.