Table:
text: 1983 America's Cup
The races
The races
Date_ Winner Yacht_2 Loser Yacht_4 Score Delta_
September 14, 1983 Liberty US-40 Australia II KA-6 1-0 1:10
September 15, 1983 Liberty US-40 Australia II KA-6 2-0 1:33
September 18, 1983 Australia II KA-6 Liberty US-40 1-2 3:14
September 20, 1983 Liberty US-40 Australia II KA-6 3-1 0:43
September 21, 1983 Australia II KA-6 Liberty US-40 2-3 1:47
September 22, 1983 Australia II KA-6 Liberty US-40 3-3 3:25
September 26, 1983 Australia II KA-6 Liberty US-40 4-3 0:41

Question: 1983 America's Cup, the game with the shortest delta and the highest score ?

Question: Who is the overall winner in the table, liberty or Australia II for the 1983 America's Cup?