press the + ADD FILTER button to open the dialogue boxes

boxes to fill intype of boxwhat is in the
drop-down menu?
what is this?
what kind of information goes there?
how do we know what to choose?
Filter Typedrop-down menuExists In
Pandas Query
Entity to Checkdrop-down menupreviously existing entities
Column in current entityfree-form
Column in other entityfree-form
Columns to use for de-duplication