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:
| School | Location | Mascot | County | Enrollment | IHSAA Class / Football / Soccer | Year Joined | Previous Conference |
| --- | --- | --- | --- | --- | --- | --- | --- |
| Alexandria Monroe | Alexandria | Tigers | 48 Madison | 509.0 | AA / AA / - | 1932.0 | Independents |
| Blackford | Hartford City | Bruins | 05 Blackford | 702.0 | AAA / AAA / A | 1968.0 | none (new school) |
| Eastbrook | Marion | Panthers | 27 Grant | 625.0 | AAA / AAA / - | 1998.0 | Mid-Indiana |
| Elwood Community | Elwood | Panthers | 48 Madison | 530.0 | AA / AA / - | 1932.0 | Independents |
| Frankton | Frankton | Eagles | 48 Madison | 455.0 | AA / AA / - | 1998.0 | White River |
| Madison-Grant * | Fairmount | Argylls | 27 Grant | 532.0 | AA / AA / - | 1969.0 | none (new school) |
| Mississinewa | Gas City | Indians | 27 Grant | 670.0 | AAA / AAA / A | 1979.0 | Classic |
| Oak Hill * | Converse | Golden Eagles | 27 Grant | 525.0 | AA / AA / A | 2005.0 | Three Rivers |
Question:
what is the previous conference when the location is converse?
Answer:
Three Rivers