SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function plus (children 1)
     ExpressionList (children 2)
      Function minus (children 1)
       ExpressionList (children 2)
        Function multiply (children 1)
         ExpressionList (children 2)
          Literal UInt64_2
          Function count (children 1)
           ExpressionList (children 1)
            Identifier uint64
        Function sum (children 1)
         ExpressionList (children 1)
          Identifier uint64
      Function minus (children 1)
       ExpressionList (children 2)
        Function multiply (children 1)
         ExpressionList (children 2)
          Literal UInt64_3
          Function count (children 1)
           ExpressionList (children 1)
            Identifier uint64
        Function sum (children 1)
         ExpressionList (children 1)
          Identifier uint64
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test_table
