Premise: Dona Maria I ( English : Mary I ; 17 December 1734 -- 20 March 1816 ) was Queen of Portugal , Brazil , and the Algarves . Known as Maria the Pious ( in Portugal ) , or Maria the Mad ( in Brazil ) , she was the first undisputed Queen regnant of Portugal .
Hypothesis: Maria I of Portugal was known in English as Mary I and she was successful.
Label: NEUTRAL