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:
| Pick # | CFL Team | Player | Position | College |
| --- | --- | --- | --- | --- |
| 45.0 | Hamilton Tiger-Cats | Justin Shakell | DL | Wilfrid Laurier |
| 46.0 | Calgary Stampeders | Andrew Gallant | SB | St. Francis Xavier |
| 47.0 | Ottawa Renegades | Christian Heffernan | SB | Western Ontario |
| 48.0 | Toronto Argonauts | Brandan Mahoney | WR | Simon Fraser |
| 49.0 | BC Lions | Billy Palmer | TE | Notre Dame |
| 50.0 | Montreal Alouettes | Landon White | DB | Alberta |
| 51.0 | Winnipeg Blue Bombers | John Sullivan | S | Waterloo |
| 52.0 | Montreal Alouettes | Steven Frake | DB | Wilfrid Laurier |
| 53.0 | Edmonton Eskimos | David Thorne | OL | Mount Allison |
Question:
What college did john sullivan attend?
Answer:
Waterloo