Input (grade 11): Sorai was born the second son of a samurai who served as the personal physician of Tokugawa Tsunayoshi (å 3\/4 å ç å), who would become the fifth shogun.
Output (grade 6): Sorai was born the second son of a samurai (a warrior) who served as the personal physician of Tokugawa Tsunayoshi (å 3\/4 å ç å). Tsunayoshi would become the fifth shogun.