SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function equals (children 1)
     ExpressionList (children 2)
      Function plus (children 1)
       ExpressionList (children 2)
        Function yesterday (children 1)
         ExpressionList
        Literal UInt64_1
      Function today (children 1)
       ExpressionList