<prompt> Bhala okuqhubekayo kwalesi sigaba - Lapho kushona umfowabo ngomzali oyedwa, iNkosi uFerdinand I, ngo-October 1383, engenandodana, kwenziwa imizamo enzima yokuqinisekisa ukuthi uBeatrice, indodakazi kaFerdinand okuwukuphela kwayo, uyindlalifa. Njengoba kwakucatshangwa ukuthi uyindlalifa, uBeatrice wayeshade nenkosi uJohn I waseCastile, kodwa imizwa yabantu yayiphikisana nelungiselelo lapho iPortugal yayiyohlanganiswa khona neCastile. I-interregnum yasePutukezi yango-1383 kuya ku-1385  <response>: Kwabe sekulandela inkathi yokuntuleka kobulungiswa kwezombangazwe, lapho kwakungekho nkosi eyayibusa izwe. 