Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Date | Tournament | Winning score | To par | Margin of victory |
| --- | --- | --- | --- | --- |
| Sep 12, 1972 | Sahara Invitational | 65-69-70-69=273 | –15 | 1 stroke |
| Apr 29, 1973 | Byron Nelson Golf Classic | 71-68-71-67=277 | –3 | Playoff |
| Aug 19, 1973 | USI Classic | 71-69-70-69=279 | –9 | 2 strokes |
| Aug 14, 1977 | PGA Championship | 69-71-72-70=282 | –6 | Playoff |
| Sep 5, 1977 | World Series of Golf | 69-69-66-67=271 | –13 | 5 strokes |
| Feb 25, 1979 | Glen Campbell-Los Angeles Open | 66-72-69-69=276 | –8 | 1 strokes |
| Mar 31, 1979 | Tournament Players Championship | 67-68-76-72=283 | –5 | 5 strokes |
| Jan 25, 1982 | Phoenix Open | 65-70-63-65=263 | –21 | 6 strokes |
| Apr 18, 1982 | MONY Tournament of Champions | 67-72-68-73=280 | –8 | 3 strokes |
| Aug 22, 1982 | Buick Open | 66-71-71-65=273 | –15 | 1 stroke |
| Apr 3, 1983 | Greater Greensboro Open | 72-69-67-67=275 | –13 | 5 strokes |
| Apr 24, 1983 | MONY Tournament of Champions | 67-70-71-72=280 | –8 | 1 stroke |
| Jan 13, 1985 | Bob Hope Classic | 67-67-68-66-65=333 | –27 | Playoff |
| Jan 27, 1985 | Los Angeles Open | 63-70-67-64=264 | –20 | 7 strokes |
| Oct 13, 1985 | Walt Disney World/Oldsmobile Classic | 68-67-69-63=267 | –21 | 3 strokes |
| Mar 1, 1987 | Doral-Ryder Open | 75-66-66-70=277 | –11 | 3 strokes |
| Feb 14, 1988 | Hawaiian Open | 68-71-66-66=271 | –16 | 1 stroke |
| May 22, 1988 | Colonial National Invitation | 67-68-70-65=270 | –9 | 2 strokes |
| Jul 8, 1990 | Anheuser-Busch Golf Classic | 65-66-67-68=266 | –18 | 5 strokes |
| Jan 20, 1991 | United Hawaiian Open | 69-67-69-65=270 | –18 | 4 strokes |
| Aug 2, 1992 | Canon Greater Hartford Open | 68-70-71-65=274 | –6 | 2 strokes |
Question:
What is the Tournament with a Margin of victory that was 4 strokes?
Answer:
United Hawaiian Open