Complex sentence: The match was contested between Japanese team Kashima Antlers, the 2012 J. League Cup champion, and Brazilian team São Paulo, the 2012 Copa Sudamericana champion, at the Kashima Soccer Stadium in Kashima, the home stadium of Kashima Antlers, on August 7,2013.
Split into simpler sentences: The match was contested between Japanese team Kashima Antlers, the 2012 J. League Cup champion, and Brazilian team São Paulo, the 2012 Copa Sudamericana champion. It was hosted by Kashima Antlers at the Kashima Soccer Stadium in Kashima on August 7,2013.