SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 2)
    Identifier Title
    Function round (children 1)
     ExpressionList (children 1)
      Function multiply (children 1)
       ExpressionList (children 2)
        Literal UInt64_1000
        Identifier distance
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test_distance
   ExpressionList (children 2)
    OrderByElement (children 1)
     Function ngramDistanceUTF8 (alias distance) (children 1)
      ExpressionList (children 2)
       Identifier Title
       Function extract (children 1)
        ExpressionList (children 2)
         Identifier Title
         Literal \'metr\'
    OrderByElement (children 1)
     Identifier Title