#include <boost/geometry.hpp>

namespace bg = boost::geometry;
namespace bgi = boost::geometry::index;
namespace bgm = boost::geometry::model;

int main() {
	using Point = bgm::point<double, 2, bg::cs::spherical_equatorial<bg::degree>>;
    using ValueType = std::pair<Point, int>;
    using Rtree = bgi::rtree<ValueType, bgi::quadratic<16>>;

    int a,b;
    Rtree rtree;
    rtree.insert(std::make_pair(Point(45,45), a));
    rtree.insert(std::make_pair(Point(45,45), b));
    rtree.remove(std::make_pair(Point(45,45), b));

    return 0;
}