/span><span class="special">::</span><span class="identifier">pair</span><span class="special">&lt;</span><span class="identifier">Box</span><span class="special">,</span> <span class="identifier">MyGeometryId</span><span class="special">&gt;</span></code> in the R-tree. <code class="computeroutput"><span class="identifier">MyGeometryId</span></code>
        will be some identifier of a complex <code class="computeroutput"><span class="identifier">Geometry</span></code>
        stored in other container, e.