human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Tour, Mens singles, Womens singles, Mens doubles, Womens doubles, Mixed doubles
###Question: Who were the womens doubles when the mixed doubles were zhang nan zhao yunlei on the tour all england super series?
gpt
SELECT Womens doubles FROM table WHERE Mixed doubles = Zhang Nan Zhao Yunlei AND Tour = All England Super Series