xAODMaker::ITrigTrackCountsCnvTool Node1 xAODMaker::ITrigTrackCounts CnvTool + convert() + interfaceID() Node3 xAODMaker::TrigTrackCounts CnvTool + TrigTrackCountsCnvTool() + convert() Node1->Node3 Node2 IAlgTool Node2->Node1