Complex sentence: The Museo de la Canción Yucateca Asociación Civil is a museographic enclosure located in the city of Mérida, Yucatán, Mexico, founded in 1978, which mission is to rescue, preserve and promote the characteristic music and cultural background from the Yucatán Peninsula.
Split into simpler sentences: The Museo de la Canción Yucateca Asociación Civil (Museum of the Yucatan Song) is a museum located in the city of Mérida, Yucatán, Mexico. Founded in 1978, its mission is to rescue, preserve and promote the characteristic music and cultural background from the Yucatán Peninsula.