Complex sentence: Renwick Gallery closed December 9,2013, in order to permit a major renovation of the historic structure, the museum reopened on November 13,2015 with an exhibition entitled Wonder featuring site-specific instillation by nine artists.
Split into simpler sentences: Renwick Gallery closed December 9,2013, in order to permit a major renovation of the historic structure. The museum reopened on November 13,2015 with an exhibition entitled Wonder featuring site-specific instillation by nine artists.