《宋史·列传·卷二十二》
进士请求任职，加试论策一篇，以五百字以上为准。 
进士请解，加试论一首，以五百言以上为准。 奏可。
The Jinshi (advanced scholars) requested to take up a post, and an extra test was given to them on policy proposals, which were to be at least 500 characters in length.