You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "Cho Yangho is the chairman of what airline whose headquarters is located in Seoul, Republic of Korea?" whose answer is Korean Air.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Cho Yangho chairman airline headquarters Seoul, Republic of Korea
Useful Output:

Doc 1: Cho Hyun-Min (C), a senior executive at Korean Air Lines and the second daughter of its chairman Cho Yang-Ho who is also chairman of Hanjin Group, appears to be
Doc 2: The late Korean Air chairman was to face trial in Seoul on charges including embezzlement from the airline and tax evasion. He denied
Doc 3: Yang Ho Cho, 70, Chairman and CEO of Korean Air and the Hanjin Group, died peacefully on Sunday 7 April in a Los Angeles hospital.
Doc 4: Two sisters accused of abusing Korean Air employees will be removed from management positions in their family-run corporate empire.
Doc 5: Korean Air's chairman, whose leadership included scandals such as his daughter's infamous incident of “nut rage,” has died due to illness.