code: def test():
      return (
          [i for i in range(40) if prime(i)],
          [i for i in range(40) if prime2(i)],
          [i for i in range(40) if prime3(i)],
      )
  
label_desc: Use image node_id 4 for calling a global function with example usage: test() and returns: unknown,  unknown,  unknown