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 | Entrant | Constructor | Chassis | Engine |
| --- | --- | --- | --- | --- |
| Ernst-Günther Burggaller | German Bugatti Team | Bugatti | Bugatti T35B | 2.3 L8 |
| Hermann zu Leiningen | German Bugatti Team | Bugatti | Bugatti T35C | 2.0 L8 |
| Heinrich-Joachim von Morgen | German Bugatti Team | Bugatti | Bugatti T35B | 2.3 L8 |
| Rudolf Caracciola | Private entry | Mercedes-Benz | Mercedes-Benz SSK L | 7.1 L6 |
| Earl Howe | Private entry | Bugatti | Bugatti T51 | 2.3 L8 |
| Clifton Penn-Hughes | Private entry | Bugatti | Bugatti T35 | 2.0 L8 |
| Henry Birkin | Private entry | Maserati | Maserati 26M | 2.5 L8 |
| Bernhard Ackerl | Private entry | Bugatti | Bugatti T37 | 1.5 L4 |
| Juan Zanelli | Private entry | Bugatti | Bugatti T35B | 2.3 L8 |
| Guy Bouriat | Automobiles Ettore Bugatti | Bugatti | Bugatti T51 | 2.3 L8 |
| Louis Chiron | Automobiles Ettore Bugatti | Bugatti | Bugatti T51 | 2.3 L8 |
| Albert Divo | Automobiles Ettore Bugatti | Bugatti | Bugatti T51 | 2.3 L8 |
| Achille Varzi | Automobiles Ettore Bugatti | Bugatti | Bugatti T51 | 2.3 L8 |
| Philippe Étancelin | Private entry | Bugatti | Bugatti T35C | 2.0 L8 |
| Stanislas Czaykowski | Private entry | Bugatti | Bugatti T35B | 2.3 L8 |
| Marcel Lehoux | Private entry | Bugatti | Bugatti T35B | 2.3 L8 |
| William Grover-Williams | Private entry | Bugatti | Bugatti T35C | 2.0 L8 |
| Boris Ivanowski | Private entry | Mercedes-Benz | Mercedes-Benz SSK | 7.1 L6 |
| André Boillot | Private entry | Peugeot | Peugeot 174S | 4.0 L4 |
| Luigi Arcangeli | SA Alfa Romeo | Alfa Romeo | Alfa Romeo 6C-1750 | 1.8 L6 |
| Baconin Borzacchini | SA Alfa Romeo | Alfa Romeo | Alfa Romeo 6C-1750 | 1.8 L6 |
| Tazio Nuvolari | SA Alfa Romeo | Alfa Romeo | Alfa Romeo 8C-2300 | 2.3 L8 |
| Goffredo Zehender | Scuderia Ferrari | Alfa Romeo | Alfa Romeo 6C-1750 GS | 1.8 L6 |
| Clemente Biondetti | Officine A. Maserati | Maserati | Maserati 26M | 2.5 L8 |
| René Dreyfus | Officine A. Maserati | Maserati | Maserati 26M | 2.5 L8 |
| Luigi Fagioli | Officine A. Maserati | Maserati | Maserati 26M | 2.5 L8 |
| Carlo Pedrazzini | Private entry | Maserati | Maserati 26B | 2.0 L8 |
| Hans Stuber | Private entry | Bugatti | Bugatti T35C | 2.0 L8 |
Question:
Who was the Driver, when the Contsructor was Mercedes-Benz, and when the Chassis was Mercedes-Benz SSK?
Answer:
Boris Ivanowski