Note that the index numbers are only technical numbers which have no persistence. After a new system generation is done, all of them are invalid. To generate a persistent link, use the name.Use the URL:
http://ww-person.com/cgi-bin/l3/LANG=engl/F=Alfonso@VI./N=de@León,@de@Castilla,@de@Toledo@y@de@Galicia@*@de@las@Españas
Alfonso VI. de León, de Castilla, de Toledo y de Galicia * de las Españas
alternatively: /cgi-bin/llmult/LANG=germ/P=5004576
Alfonso VI. de León, de Castilla, de Toledo y de Galicia * de las Españas