Who was the champion prior to Xix Xavant?
{'header': ['Championship', 'Champion(s)', 'Previous champion(s)', 'Date Won', 'Location'], 'page_title': 'International Wrestling Association', 'section_title': 'Current IWA Champions', 'caption': 'Current IWA Champions', 'rows': [['IWA Undisputed World Heavyweight Championship', 'Bonecrusher', 'Jay-Cobs', 'January 29, 2012', 'Bayamón, Puerto Rico'], ['IWA Intercontinental Heavyweight Championship', 'Chris Angel', 'Diabólico', 'December 5, 2010', 'Bayamón, Puerto Rico'], ['IWA Caribbean Heavyweight Championship', 'Xix Xavant', 'Vacant', 'October 16, 2010', 'Aguas Buenas, Puerto Rico'], ['IWA Puerto Rico Heavyweight Championship', 'Noel Rodríguez', 'Vacant', 'December 5, 2010', 'Bayamón, Puerto Rico'], ['IWA World Tag Team Championship', 'Atomo & Sonico', 'Rick Stanley & Dennis Rivera', 'November 20, 2010', 'Bayamón, Puerto Rico'], ["IWA World Women's Championship", 'Vacant', 'Genesis', 'July 7, 2010', 'Bayamón, Puerto Rico']]}