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=germ/F=Maria@de@Guadelupe/N=Fitz-James-Stuart@y@Colón@de@Portugal
Maria de Guadelupe Fitz-James-Stuart y Colón de Portugal
alternatively: /cgi-bin/llmult/LANG=germ/P=4014864