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 | Opponent | Score | Loss | Save |
| --- | --- | --- | --- | --- |
| April 9 | Pirates | 2 - 1 | Rhoden (0-1) | Smith (1) |
| April 11 | Pirates | 4 - 1 | DeLeón (0-1) | &#124;&#124; 10,049 &#124;&#124;2-0&#124;&#124; |
| April 12 | Expos | 5 - 1 | Eckersley (0-1) | &#124;&#124; 14,337 &#124;&#124;2-1&#124;&#124; |
| April 13 | Expos | 8 - 3 | Rogers (0-2) | &#124;&#124; 32,212 &#124;&#124;3-1&#124;&#124; |
| April 14 | Expos | 4 - 2 | Palmer (0-1) | &#124;&#124; 31,512 &#124;&#124;4-1&#124;&#124; |
| April 15 | Phillies | 2 - 1 | K. Gross (0-1) | Smith (2) |
| April 16 | Phillies | 1 - 0 10 | Holland (0-1) | &#124;&#124; 11,937 &#124;&#124;6-1&#124;&#124; |
| April 17 | Phillies | 5 - 4 | K. Gross (0-2) | Smith (3) |
| April 19 | @ Expos | 5 - 3 | Sutcliffe (2-1) | Reardon (2) |
| April 20 | @ Expos | 4 - 0 | Trout (2-1) | Reardon (3) |
| April 21 | @ Expos | 4 - 0 | Palmer (0-2) | &#124;&#124; 13,506 &#124;&#124;8-3&#124;&#124; |
| April 22 | @ Pirates | 5 - 3 | Ruthven (0-1) | Candelaria (3) |
| April 23 | @ Pirates | 5 - 0 | Bielecki (1-1) | &#124;&#124; 9,387 &#124;&#124;9-4&#124;&#124; |
| April 24 | @ Pirates | 5 - 2 | Rhoden (0-3) | Smith (4) |
| April 26 | @ Phillies | 7 - 3 | Koosman (0-1) | &#124;&#124; 27,187 &#124;&#124;11-4&#124;&#124; |
| April 27 | @ Phillies | 6 - 1 | Sanderson (1-1) | &#124;&#124; 25,220 &#124;&#124;11-5&#124;&#124; |
| April 28 | @ Phillies | 3 - 2 | Sutcliffe (3-2) | Andersen (2) |
| April 30 | Giants | 3 - 1 | Laskey (0-3) | Smith (5) |
Question:
What were the opponents from the April 13?
Answer:
Expos