《资治通鉴·唐纪·唐纪五十一》
庚辰，浙东观察使裴肃在台州捉获了栗，将他斩杀了。
庚辰，浙东观察使裴肃擒栗锽于台州，送京师，斩之。
On the Gengchen day, the Zhejiangdong Observing Envoy Pei Su arrested Li in Taizhou and executed him.
<s>[INST] Kindly elucidate the central themes in this passage in English: 庚辰，浙东观察使裴肃擒栗锽于台州，送京师，斩之。 [/INST] On the Gengchen day, the Zhejiangdong Observing Envoy Pei Su arrested Li in Taizhou and executed him.</s>
Kindly elucidate the central themes in this passage in English: 庚辰，浙东观察使裴肃擒栗锽于台州，送京师，斩之。
user
On the Gengchen day, the Zhejiangdong Observing Envoy Pei Su arrested Li in Taizhou and executed him.
assistant