SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 1)
    Identifier str
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier lc_perm
   Function less (children 1)
    ExpressionList (children 2)
     Identifier val
     Literal UInt64_12
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier str