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:
| Game | Date | Opponent | Score | Location/Attendance | Record |
| --- | --- | --- | --- | --- | --- |
| 72 | April 2 | vs Boston Celtics | W 109-89 | The Omni | 41-31 |
| Game | Date | Opponent | Score | Location/Attendance | Record |
| 73 | April 4 | vs Washington Bullets | L 110-113 | The Omni | 41-32 |
| 74 | April 5 | at New Jersey Nets | W 82-70 | Brendan Byrne Arena | 42-32 |
| 75 | April 6 | vs Philadelphia 76ers | L 99-100 | The Omni | 42-33 |
| 76 | April 8 | at Indiana Pacers | L 95-97 | Market Square Arena | 42-34 |
| 77 | April 12 | vs Milwaukee Bucks | W 104-97 | The Omni | 43-34 |
| 78 | April 14 | at New Jersey Nets | W 99-90 | Brendan Byrne Arena | 44-34 |
| 79 | April 16 | vs Cleveland Cavaliers | L 77-80 | The Omni | 44-35 |
| 80 | April 18 | at Orlando Magic | L 104-119 | Orlando Arena | 44-36 |
| 81 | April 20 | vs New Jersey Nets | W 121-99 | The Omni | 45-36 |
| 82 | April 21 | at Miami Heat | W 104-92 | Miami Arena | 46-36 |
Question:
Who was the opponent on April 21?
Answer:
at Miami Heat