Give you a statement and table with its title in Markdown format, please determine whether the statement is supported or refuted by, or is unrelated to the table. It'a binary classification problem, you should choose the answer between supported and refuted. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| state (class) | vacator | reason for change | successor | date of successor 's formal installation |
| south carolina (3) | olin d johnston (d) | died april 18 , 1965 | donald s russell (d) | april 22 , 1965 |
| south carolina (3) | donald s russell (d) | successor elected november 8 , 1965 | ernest hollings (d) | november 9 , 1965 |
| virginia (1) | harry f byrd (d) | resigned november 10 , 1965 | harry f byrd , jr (d) | november 12 , 1965 |
| michigan (2) | patrick v mcnamara (d) | died april 30 , 1966 | robert p griffin (r) | may 11 , 1966 |
| virginia (2) | a willis robertson (d) | resigned december 30 , 1966 | william b spong , jr (d) | december 31 , 1966 |
| tennessee (2) | ross bass (d) | resigned january 2 , 1967 | vacant | not filled this term |
Title:
89th united states congress
Statement:
the longest it has taken to fill the position is 15 days
Answer:
refuted