#include <iostream>
#include <algorithm>
#include <string>
#include <iterator>

#include <boost/graph/adjacency_list.hpp>
#include <boost/property_map/property_map_iterator.hpp>
#include <boost/graph/properties.hpp>

using namespace std;
using namespace boost;

int main()
{
	typedef adjacency_list<vecS, vecS, directedS, string> graph_type;
	property_map<graph_type, vertex_bundle_t>::type temp1, temp2;
	string str1(temp1);
	temp1 == temp2;
	return 0;
}