SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function maxMapSimpleState (alias c) (children 1)
     ExpressionList (children 1)
      Function tuple (children 1)
       ExpressionList (children 2)
        Function array (children 1)
         ExpressionList (children 1)
          Identifier number
        Function array (children 1)
         ExpressionList (children 1)
          Identifier number
   ExpressionList (children 2)
    Function toTypeName (children 1)
     ExpressionList (children 1)
      Identifier c
    Identifier c
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function numbers (children 1)
       ExpressionList (children 1)
        Literal UInt64_1
