将下列两句话改为含主语从句的复合句

题目

将下列两句话改为含主语从句的复合句
Young drivers are more likely to have accidents than older ones.
The castle is believed to be built in the Ming Dynasty.
主语从句,

答案

The drivers,who are young,are more likely to have accidents than older ones.The castle,which is far from here,is believed to be built in the Ming Dynasty.