!7

sS data = [[

  -- rule 1
  
  who is a trader   [input]
  + x y is a trader [statement]
  => x y

  -- test input
  
  john doe is a trader
  alfred hitchcock is a director
  who is a director?
  
  -- expected output
  
  alfred hitchcock
  
]];

!include once #1021761 // Gazelle Fakery
 
p-exp {
  // fails:
  // gazelle_fakery_performTest(data, selfVarsFix := false);
  // works:
  gazelle_fakery_performTest(data);
}

Began life as a copy of #1021758