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: "Was Doñana National Park established as a nature reserve before or after Caldera de Taburiente National Park became a national park, that is which was first to receive its designation?" whose answer is Caldera de Taburiente National Park.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Doñana National Park establishment date
Useful Output:

Doc 1: The Doñana National Park, in the extreme southwest of Spain, is an extraordinary wetland located on the right bank of the Guadalquivir river
Doc 2: In 1294 King Sancho IV gave the area of Doñana to the dukes of Medina Sidonia whose family subsequently held the land for over six hundred years
Doc 3: In 1969, the central government created the Doñana National Park, and in 1989, some areas surrounding it were protected by the regional
Doc 4: Whilst the park was founded in 1969, the area has long been recognised as a rich and abundant spot where wildlife has thrived. A Wise choice. In
Doc 5: In 2003, the Socialist Government of Andalusia approved a Land Management Plan for the Doñana Area (POTAD) to curb the overexploitation that was