SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function array (children 1)
     ExpressionList (children 2)
      Function map (children 1)
       ExpressionList (children 4)
        Literal UInt64_1
        Function array (children 1)
         ExpressionList
        Literal \'\'
        Literal UInt64_1
      Function map (children 1)
       ExpressionList (children 6)
        Literal \'\'
        Literal UInt64_1
        Literal UInt64_1
        Literal \'\'
        Function toUInt128 (children 1)
         ExpressionList (children 1)
          Literal UInt64_1
        Literal UInt64_1
   Set
