《宋史·本纪·卷二》
十五日，太祖亲临汾河边视察造船。
壬戌，幸汾河观造船。
On the 15th day, the Taizu personally inspected the shipbuilding at the Fen River.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 壬戌，幸汾河观造船。 [/INST] On the 15th day, the Taizu personally inspected the shipbuilding at the Fen River.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 壬戌，幸汾河观造船。
user
On the 15th day, the Taizu personally inspected the shipbuilding at the Fen River.
assistant