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 | Record |
| --- | --- | --- | --- | --- |
| April 4 | @ Pirates | 9 - 2 | Pérez (0-1) | 1-0 |
| April 6 | @ Pirates | 10 - 2 | Wells (0-1) | 2-0 |
| April 8 | @ Cubs | 6 - 3 (12) | Leicester (0-1) | 3-0 |
| April 9 | @ Cubs | 0 - 4 | Sheets (0-1) | 3-1 |
| April 10 | @ Cubs | 5 - 6 (12) | Turnbow (0-1) | 3-2 |
| April 11 | Pirates | 6 - 2 | Wells (0-2) | 4-2 |
| April 12 | Pirates | 2 - 4 | Glover (0-1) | 4-3 |
| April 13 | Pirates | 6 - 2 | White (0-2) | 5-3 |
| April 15 | Cardinals | 0 - 3 | Sheets (1-2) | 5-4 |
| April 16 | Cardinals | 3 - 5 | Davis (2-1) | 5-5 |
| April 17 | Cardinals | 2 - 3 | Adams (0-1) | 5-6 |
| April 18 | Dodgers | 3 - 7 | Capuano (0-1) | 5-7 |
| April 19 | Dodgers | 6 - 8 (10) | Phelps (0-1) | 5-8 |
| April 20 | @ Astros | 1 - 6 | Sheets (1-3) | 5-9 |
| April 21 | @ Astros | 7 - 8 | Davis (2-2) | 5-10 |
| April 22 | @ Giants | 6 - 1 | Rueter (0-2) | 6-10 |
| April 23 | @ Giants | 2 - 6 | Capuano (0-2) | 6-11 |
| April 24 | @ Giants | 8 - 5 | Williams (0-2) | 7-11 |
| April 25 | @ Cardinals | Postponed (rain) Rescheduled for April 28 | Postponed (rain) Rescheduled for April 28 | Postponed (rain) Rescheduled for April 28 |
| April 26 | @ Cardinals | 3 - 5 | Davis (2-3) | 7-12 |
| April 27 | @ Cardinals | 3 - 6 | Santos (1-1) | 7-13 |
| April 28 | @ Cardinals | 4 - 3 | Marquis (3-1) | 8-13 |
| April 29 | Reds | 4 - 3 | Claussen (1-2) | 9-13 |
| April 30 | Reds | 6 - 5 | Valentine (0-1) | 10-13 |
Question:
Who was the opponent that led to a 10-13 record?
Answer:
Reds