SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function arrayEnumerateUniqRanked (children 1)
     ExpressionList (children 2)
      Literal UInt64_2
      Function array (children 1)
       ExpressionList (children 5)
        Function array (children 1)
         ExpressionList
        Literal Array_[UInt64_1, UInt64_2, UInt64_3, UInt64_4]
        Function array (children 1)
         ExpressionList
        Function array (children 1)
         ExpressionList
        Literal Array_[UInt64_3, UInt64_4, UInt64_5, UInt64_6]