| 1 | A | B | C | D | E | F |
| --- | --- | --- | --- | --- | --- | --- |
| 2 | Joseph Nzau - Achievements |  |  |  |  |  |
| 3 | Year | Competition | Venue | Position | Event | Notes |
| 4 | Representing Kenya | Representing Kenya | Representing Kenya | Representing Kenya | Representing Kenya | Representing Kenya |
| 5 | 1982 | Chicago Marathon | Chicago, United States | 2nd | Marathon | 2:11:40 |
| 6 | 1983 | Chicago Marathon | Chicago, United States | 1st | Marathon | 2:09:44 |
| 7 | 1984 | Los Angeles Marathon | Los Angeles, United States | 2nd | Marathon | 2:10:40 |
| 8 | 1984 | Olympic Games | Los Angeles, United States | 14th | 10,000 m | 28:32.57 |
| 9 | 1984 | Olympic Games | Los Angeles, United States | 7th | Marathon | 2:11:28 |
| 10 | 1990 | Belgrade Marathon | Belgrade, FR Yugoslavia | 1st | Marathon | 2:19:32 |

Question: What two marathons did Joseph Nzau win, and what years were each marathon?
Answer: Nzau won the 1983 Chicago Marathon and the 1990 Belgrade Marathon.