#include <boost/fusion/container/vector/vector_fwd.hpp>
#include <boost/fusion/container/list/list_fwd.hpp>
#include <boost/fusion/container/map/map_fwd.hpp>
#include <boost/fusion/container/vector/vector_fwd.hpp>
#include <boost/fusion/container/list/list_fwd.hpp>
#include <boost/fusion/container/map/map_fwd.hpp>