Task: Text Matching
Input (English, French): 781 ( Hōki 12 , 4th month ) : The emperor abdicated in favor of his son , who would later come to be known as Emperor Kanmu . <sep> 781 ( Hōki 12 , 4e mois ) : L' empereur abdique en faveur de son fils , le futur empereur Kammu .
Output (English): 1