Zhang, Wang, Li, Zhao, Qian, Sun, and Chen Qiren have only one rest day each week, and only one person can be arranged to rest each day. It is known that Zhang's rest day is one day later than Li's, and Zhao's rest day is two days later than Qian's, Wang's day off was three days earlier than Chen's, and Sun's day off was Thursday, and it happened to be in the middle of Wang and Li's day off.
Based on the above statement, which of the following can be derived?
Wang's day off is Wednesday