\set ECHO none
remove_provenance

(1 row)
city|formula
Berlin|(Ellen ⊕ Ellen ⊕ Ellen ⊕ Ellen ⊕ Susan ⊕ Susan ⊕ Susan)
New York|(John ⊕ John ⊕ Paul)
Paris|(Dave ⊕ Dave ⊕ Magdalen ⊕ Magdalen ⊕ Magdalen ⊕ Magdalen ⊕ Nancy ⊕ Nancy)
(3 rows)