SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 2)
    Asterisk
    Identifier b
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier mt_00160
   Function and (children 1)
    ExpressionList (children 2)
     Function in (children 1)
      ExpressionList (children 2)
       Function tuple (children 1)
        ExpressionList (children 3)
         Identifier z
         Identifier y
         Identifier x
       Literal Tuple_(Tuple_(UInt64_617, UInt64_1244, UInt64_1234), Tuple_(UInt64_2839, UInt64_5688, UInt64_5678), Tuple_(UInt64_1, UInt64_1, UInt64_1))
     Function not (children 1)
      ExpressionList (children 1)
       Function ignore (children 1)
        ExpressionList (children 1)
         Function less (alias b) (children 1)
          ExpressionList (children 2)
           Function blockSize (children 1)
            ExpressionList
           Literal UInt64_10
   ExpressionList (children 1)
    OrderByElement (children 1)
     Function tuple (children 1)
      ExpressionList (children 3)
       Identifier x
       Identifier y
       Identifier z
