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:
| Driver | Constructor | Laps | Time/Retired | Grid |
| --- | --- | --- | --- | --- |
| Ayrton Senna | Lotus - Renault | 67.0 | 2:00:28.006 | 1.0 |
| Michele Alboreto | Ferrari | 67.0 | + 1:02.978 | 5.0 |
| Patrick Tambay | Renault | 66.0 | + 1 Lap | 12.0 |
| Elio de Angelis | Lotus - Renault | 66.0 | + 1 Lap | 4.0 |
| Nigel Mansell | Williams - Honda | 65.0 | + 2 Laps | 9.0 |
| Stefan Bellof | Tyrrell - Ford | 65.0 | + 2 Laps | 21.0 |
| Derek Warwick | Renault | 65.0 | + 2 Laps | 6.0 |
| Stefan Johansson | Ferrari | 62.0 | + 5 Laps | 11.0 |
| Piercarlo Ghinzani | Osella - Alfa Romeo | 61.0 | + 6 Laps | 26.0 |
| Manfred Winkelhock | RAM - Hart | 50.0 | Not Classified | 15.0 |
| Niki Lauda | McLaren - TAG | 49.0 | Engine | 7.0 |
| Eddie Cheever | Alfa Romeo | 36.0 | Engine | 14.0 |
| Alain Prost | McLaren - TAG | 30.0 | Spun Off | 2.0 |
| Andrea de Cesaris | Ligier - Renault | 29.0 | Tyre | 8.0 |
| Nelson Piquet | Brabham - BMW | 28.0 | Tyre | 16.0 |
| Thierry Boutsen | Arrows - BMW | 28.0 | Electrical | 10.0 |
| Martin Brundle | Tyrrell - Ford | 20.0 | Transmission | 22.0 |
| Mauro Baldi | Spirit - Hart | 19.0 | Spun Off | 24.0 |
| Keke Rosberg | Williams - Honda | 16.0 | Spun Off | 3.0 |
| Jacques Laffite | Ligier - Renault | 15.0 | Tyre | 18.0 |
| Gerhard Berger | Arrows - BMW | 12.0 | Spun Off | 17.0 |
| Pierluigi Martini | Minardi - Ford | 12.0 | Spun Off | 25.0 |
| Riccardo Patrese | Alfa Romeo | 4.0 | Spun Off | 13.0 |
| Philippe Alliot | RAM - Hart | 3.0 | Spun Off | 20.0 |
| François Hesnault | Brabham - BMW | 3.0 | Electrical | 19.0 |
| Jonathan Palmer | Zakspeed | 2.0 | Suspension | 23.0 |
Question:
Who had to retire due to suspension?
Answer:
Jonathan Palmer