A recent case concerns Janes whose fiance,Jhon,who runs a successful finiture business.关于这句话 concerns whose 后面是什么结构,是定语从句吗?谁来帮我分析一下整句话的句子结构?

问题描述:

A recent case concerns Janes whose fiance,Jhon,who runs a successful finiture business.
关于这句话 concerns whose 后面是什么结构,是定语从句吗?谁来帮我分析一下整句话的句子结构?