Question: What singer, who originally sang a song included as the third single in Mel McDaniel's 1980 album "I'm Countryfied" had the nickname "Gentle Giant"?
{'answer': 'Don Williams', 'supporting_facts': [['Louisiana Saturday Night', 0], ['Louisiana Saturday Night', 1], ['Louisiana Saturday Night', 2], ['Don Williams', 0], ['Don Williams', 2]]}