《宋史·列传·卷二百三十一》
鄯、廓二处达到一斗米四千钱，一束草料一千二百钱，陕西受到骚扰。
鄯、廓至斗米钱四千，束刍钱千二百，秦中骚困。
After the three states were captured, Cai Bian was promoted to be the Golden Purple Guanglu Dafu, but Gao Yongnian was captured by the enemy and surrendered to them.
<s>[INST] Kindly elucidate the central themes in this passage in English: 鄯、廓至斗米钱四千，束刍钱千二百，秦中骚困。 [/INST] After the three states were captured, Cai Bian was promoted to be the Golden Purple Guanglu Dafu, but Gao Yongnian was captured by the enemy and surrendered to them.</s>
Kindly elucidate the central themes in this passage in English: 鄯、廓至斗米钱四千，束刍钱千二百，秦中骚困。
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After the three states were captured, Cai Bian was promoted to be the Golden Purple Guanglu Dafu, but Gao Yongnian was captured by the enemy and surrendered to them.
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