==== Identify Clean Data ====
The basic idea As mentioned, the ptoassigneend_us_extracted is to filter cleaned. So this section works on remaining records with city that is a city, zip that is a zip, state that is a statewhich are in ptoassigneend_us_temp.
As mentionedNext, the ptoassigneend_us_extracted filter out records with city that is a city, zip that is a zip, state that is cleaned. So this section works on remaining recordsa state.
*zip that is a zip