• exclude rows where marital-status is missing. • On the remaining rows: • extract rows where marital-status = "Never-married" • extract rows where marital-status = "Divorced" AND 20 <= age <= 40 AND workclass starts with "S" • remove column "marital-status • keep only column "marital-status" • keep only String columns using a Column Filter node and then only column "marital-status" using a Reference Column Filter node