SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 5)
    Identifier _part
    Identifier _block_number
    Identifier _block_offset
    Identifier _part_offset
    Identifier id
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier t_block_offset
   ExpressionList (children 2)
    OrderByElement (children 1)
     Identifier _block_number
    OrderByElement (children 1)
     Identifier _block_offset
