SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function if (children 1)
     ExpressionList (children 3)
      Function equals (children 1)
       ExpressionList (children 2)
        Function modulo (children 1)
         ExpressionList (children 2)
          Identifier number
          Literal UInt64_3
        Literal UInt64_2
      Function tuple (children 1)
       ExpressionList (children 2)
        Identifier number
        Literal \'Hello\'
      Function tuple (children 1)
       ExpressionList (children 2)
        Literal UInt64_0
        Function toString (children 1)
         ExpressionList (children 1)
          Function exp2 (children 1)
           ExpressionList (children 1)
            Identifier number
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.numbers
   Literal UInt64_10