Li Kuo 's mother Consort Shen had been captured by Yan forces .
Li Kuo 's mother Consort Shen had been disappeared during the Anshi Rebellion ; Emperor Daizong sent many imperial messengers throughout the realm to search for Consort Shen , but was not able to find her .
Li Kuo 's mother Consort Shen had been captured by Yan forces and disappeared during the Anshi Rebellion ; Emperor Daizong sent many imperial messengers throughout the realm to search for Consort Shen , but was not able to find her .