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 | Attendance | Record |
| --- | --- | --- | --- | --- | --- |
| July 1 | Yankees | 4 - 1 | Alexander (7-5) | 41476.0 | 46-29 |
| July 2 | Yankees | 5 - 3 | Key (6-3) | 35202.0 | 46-30 |
| July 3 | Yankees | 3 - 2 (10) | Bordi (1-2) | 40376.0 | 47-30 |
| July 4 | @ Athletics | 3 - 2 | Caudill (4-4) | 46770.0 | 47-31 |
| July 5 | @ Athletics | 8 - 2 | Krueger (5-8) | 17937.0 | 48-31 |
| July 6 | @ Athletics | 5 - 1 | Alexander (7-6) | 23230.0 | 48-32 |
| July 7 | @ Athletics | 8 - 2 | McCatty (4-4) | 28631.0 | 49-32 |
| July 8 | @ Mariners | 4 - 0 | Moore (7-5) | 20817.0 | 50-32 |
| July 9 | @ Mariners | 9 - 4 (13) | Vande Berg (0-1) | 10393.0 | 51-32 |
| July 10 | @ Mariners | 11 - 1 | Wills (4-2) | 12815.0 | 52-32 |
| July 11 | @ Angels | 5 - 3 | Slaton (4-8) | 31672.0 | 53-32 |
| July 12 | @ Angels | 5 - 3 | Key (7-4) | 35870.0 | 53-33 |
| July 13 | @ Angels | 4 - 3 | Lavelle (3-3) | 42054.0 | 53-34 |
| July 14 | @ Angels | 5 - 3 | Lavelle (3-4) | 35306.0 | 53-35 |
| July 18 | Athletics | 6 - 4 | Lavelle (3-5) | 32231.0 | 53-36 |
| July 19 | Athletics | 5 - 1 | Sutton (9-6) | 28218.0 | 54-36 |
| July 20 | Athletics | 5 - 1 | Stieb (9-6) | 35187.0 | 54-37 |
| July 21 | Athletics | 11 - 4 | Krueger (7-9) | 36109.0 | 55-37 |
| July 22 | Mariners | 3 - 1 | Langston (5-7) | 25110.0 | 56-37 |
| July 23 | Mariners | 4 - 2 | Moore (8-6) | 28419.0 | 57-37 |
| July 24 | Mariners | 3 - 1 | Young (7-11) | 26163.0 | 58-37 |
| July 25 | Angels | 7 - 0 | Witt (8-7) | 32083.0 | 59-37 |
| July 26 | Angels | 8 - 3 | Lugo (3-3) | 31294.0 | 60-37 |
| July 27 | Angels | 8 - 3 | Mack (0-1) | 44116.0 | 61-37 |
| July 28 | Angels | 5 - 1 | McCaskill (6-7) | 36190.0 | 62-37 |
| July 29 | @ Orioles | 4 - 3 (10) | Boddicker (10-11) | 41599.0 | 63-37 |
| July 30 | @ Orioles | 4 - 3 (10) | Lavelle (3-6) | 26561.0 | 63-38 |
| July 31 | @ Orioles | 5 - 3 | Martínez (7-7) | 32044.0 | 64-38 |
Question:
Who was the opponent in the game where the attendance was larger than 23,230 and the record was 56-37?
Answer:
Mariners