《宋史·本纪·卷三十三》
二十八日，派遣淮西安抚司干办公事卢仲贤等带着书信到金元帅府，告诫不答应割让四州，要减少岁币。
丙戌，遣淮西安抚司干办公事卢仲贤等赍书至金帅府，戒勿许四州，差减岁币。
On the twenty-eighth day, he sent the Acting Chief Clerk of the Huainan Pacification Commission, Lu Zhongxian, to the Supreme Headquarters of Jin with a letter, warning that he would refuse to cede the four states, but could reduce the annual tribute.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 丙戌，遣淮西安抚司干办公事卢仲贤等赍书至金帅府，戒勿许四州，差减岁币。 [/INST] On the twenty-eighth day, he sent the Acting Chief Clerk of the Huainan Pacification Commission, Lu Zhongxian, to the Supreme Headquarters of Jin with a letter, warning that he would refuse to cede the four states, but could reduce the annual tribute.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 丙戌，遣淮西安抚司干办公事卢仲贤等赍书至金帅府，戒勿许四州，差减岁币。
user
On the twenty-eighth day, he sent the Acting Chief Clerk of the Huainan Pacification Commission, Lu Zhongxian, to the Supreme Headquarters of Jin with a letter, warning that he would refuse to cede the four states, but could reduce the annual tribute.
assistant