《元史·本纪·卷二十八》
十一日，任命铁失独任御史大夫之事。
辛丑，以铁失独署御史大夫事。
The eleventh, Tieshi Duore is appointed solely in charge of the affairs of the Yushi大夫.
<s>[INST] Kindly elucidate the central themes in this passage in English: 辛丑，以铁失独署御史大夫事。 [/INST] The eleventh, Tieshi Duore is appointed solely in charge of the affairs of the Yushi大夫.</s>
Kindly elucidate the central themes in this passage in English: 辛丑，以铁失独署御史大夫事。
user
The eleventh, Tieshi Duore is appointed solely in charge of the affairs of the Yushi大夫.
assistant