Because of the difficulty, establishing relatedness between different surnames as in such a scenario is likely to be impossible, except in special cases where there is specific information to drastically limit the size of the population of candidates under consideration.
Debido a estas dificultades, establecer o parentesco entre diferentes apelidos nese escenario é probablemente imposible, a non ser en casos especiais nos que hai información específica que permita limitar drasticamente o tamaño da poboación dos cantidatos a considerar.