docs: def funnel_rebuild(psg_trm_spec):
          """Rebuilds a model and compares it to a reference model.
  
          Parameters
          ----------
          psg_trm: (([float], float, int), AMPAL, specification)
              A tuple containing the parameters, score and generation for a
              model as well as a model of the best scoring parameters.
  
          Returns
          -------
          energy_rmsd_gen: (float, float, int)
              A triple containing the BUFF score, RMSD to the top model
              and generation of a model generated during the minimisation.
          """
          param_score_gen, top_result_model, specification = psg_trm_spec
          params, score, gen = param_score_gen
          model = specification(*params)
          rmsd = top_result_model.rmsd(model)
          return rmsd, score, gen