SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function argMax (children 1)
     ExpressionList (children 2)
      Identifier number
      Function CAST (children 1)
       ExpressionList (children 2)
        Identifier number
        Literal \'Float64\'
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function numbers (children 1)
       ExpressionList (children 1)
        Literal UInt64_2029