Zhangsan [I ziji] renwei [Wangwu shuo [CP rugoo Lisi piping t], ta jiu bu qu
Zhangsan self think Wangwu say if Lisi criticize he then not go
Zhangsan thinks that Wangwu said that if Lisi criticized him/himself (Wangwu, Lisi or Zhangsan), then he won't go.