《元史·本纪·卷十》
十九日，敦促行中书省建造海船交付给乌马儿、张弘范，增兵四千人由他们统率。
己巳，趣行省造海船付乌马儿、张弘范，增兵四千俾将之。
19th, Xing Zhongshu Province was urged to build ocean-going ships and hand them over to Wumaer and Zhang Hongfan, and they were given command of 4,000 additional troops.
<s>[INST] Explain the meaning of this Classical Chinese passage in English: 己巳，趣行省造海船付乌马儿、张弘范，增兵四千俾将之。 [/INST] 19th, Xing Zhongshu Province was urged to build ocean-going ships and hand them over to Wumaer and Zhang Hongfan, and they were given command of 4,000 additional troops.</s>
Explain the meaning of this Classical Chinese passage in English: 己巳，趣行省造海船付乌马儿、张弘范，增兵四千俾将之。
user
19th, Xing Zhongshu Province was urged to build ocean-going ships and hand them over to Wumaer and Zhang Hongfan, and they were given command of 4,000 additional troops.
assistant