SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 3)
    Identifier line
    Function splitByNonAlpha (children 1)
     ExpressionList (children 1)
      Identifier line
    Function arrayFold (children 1)
     ExpressionList (children 3)
      Function lambda (children 1)
       ExpressionList (children 2)
        Function tuple (children 1)
         ExpressionList (children 2)
          Identifier acc
          Identifier str
        Function position (children 1)
         ExpressionList (children 2)
          Identifier line
          Identifier str
      Function splitByNonAlpha (children 1)
       ExpressionList (children 1)
        Identifier line
      Function CAST (children 1)
       ExpressionList (children 2)
        Literal \'0\'
        Literal \'UInt64\'
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier tab
