SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 3)
    Identifier arr1
    Identifier arr2
    Function count (alias c) (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 3)
          ExpressionList (children 2)
           Function arrayMap (alias arr1) (children 1)
            ExpressionList (children 2)
             Function lambda (children 1)
              ExpressionList (children 2)
               Function tuple (children 1)
                ExpressionList (children 1)
                 Identifier x
               Function toString (children 1)
                ExpressionList (children 1)
                 Identifier x
             Function range (children 1)
              ExpressionList (children 1)
               Identifier number
           Function arrayMap (alias arr2) (children 1)
            ExpressionList (children 2)
             Function lambda (children 1)
              ExpressionList (children 2)
               Function tuple (children 1)
                ExpressionList (children 1)
                 Identifier x
               Function toString (children 1)
                ExpressionList (children 1)
                 Identifier x
             Function range (children 1)
              ExpressionList (children 1)
               Function toUInt64 (children 1)
                ExpressionList (children 1)
                 Function minus (children 1)
                  ExpressionList (children 2)
                   Literal UInt64_10
                   Identifier number
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             TableIdentifier system.numbers
          Literal UInt64_11
   ExpressionList (children 2)
    Identifier arr1
    Identifier arr2
   ExpressionList (children 3)
    OrderByElement (children 1)
     Identifier c
    OrderByElement (children 1)
     Identifier arr1
    OrderByElement (children 1)
     Identifier arr2