IVertexDecorator Node1 IVertexDecorator + ~IVertexDecorator() + decorate() Node4 InDetGNNHardScatterSelection ::GNNTool - m_nn_file - m_gnn + GNNTool() + ~GNNTool() + initialize() + decorate() Node1->Node4 Node2 asg::IAsgTool + ~IAsgTool() + print() Node2->Node1 Node3 IAlgTool Node3->Node2