question: On what day were King Dom Carlos I and and his heir , Prince Royal Dom Luis Filipe , Duke of Braganza , murdered ?
answer: 1 February 1908
turker_answer: King Dom Carlos I and and his heir , Prince Royal Dom Luis Filipe , Duke of Braganza , were murdered on 1 February 1908 .
rule-based: King Dom Carlos I and and his heir , Prince Royal Dom Luis Filipe , Duke of Braganza , were murdered on 1 February 1908 .