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:
| Entrant | Constructor | Chassis | Engine | Tyres | Driver | Rounds |
| --- | --- | --- | --- | --- | --- | --- |
| Parmalat Racing Team | Brabham - Alfa Romeo | BT45C BT46 BT46B BT46C | Alfa Romeo 115-12 3.0 F12 | G | Niki Lauda | All |
| Parmalat Racing Team | Brabham - Alfa Romeo | BT45C BT46 BT46B BT46C | Alfa Romeo 115-12 3.0 F12 | G | John Watson | All |
| Parmalat Racing Team | Brabham - Alfa Romeo | BT45C BT46 BT46B BT46C | Alfa Romeo 115-12 3.0 F12 | G | Nelson Piquet | 16 |
| Elf Team Tyrrell | Tyrrell - Ford | 008 | Ford Cosworth DFV 3.0 V8 | G | Didier Pironi | All |
| Elf Team Tyrrell | Tyrrell - Ford | 008 | Ford Cosworth DFV 3.0 V8 | G | Patrick Depailler | All |
| John Player Team Lotus | Lotus - Ford | 78 79 | Ford Cosworth DFV 3.0 V8 | G | Mario Andretti | All |
| John Player Team Lotus | Lotus - Ford | 78 79 | Ford Cosworth DFV 3.0 V8 | G | Ronnie Peterson | 1-14 |
| John Player Team Lotus | Lotus - Ford | 78 79 | Ford Cosworth DFV 3.0 V8 | G | Jean-Pierre Jarier | 15-16 |
| Marlboro Team McLaren | McLaren - Ford | M26 | Ford Cosworth DFV 3.0 V8 | G | James Hunt | All |
| Marlboro Team McLaren | McLaren - Ford | M26 | Ford Cosworth DFV 3.0 V8 | G | Patrick Tambay | 1-5, 7-16 |
| Marlboro Team McLaren | McLaren - Ford | M26 | Ford Cosworth DFV 3.0 V8 | G | Bruno Giacomelli | 6, 9-10, 13-14 |
| ATS Racing Team F&S Properties/ATS Racing Team | ATS - Ford | HS1 D1 | Ford Cosworth DFV 3.0 V8 | G | Jochen Mass | 1-13 |
| ATS Racing Team F&S Properties/ATS Racing Team | ATS - Ford | HS1 D1 | Ford Cosworth DFV 3.0 V8 | G | Michael Bleekemolen | 14-16 |
| ATS Racing Team F&S Properties/ATS Racing Team | ATS - Ford | HS1 D1 | Ford Cosworth DFV 3.0 V8 | G | Jean-Pierre Jarier | 1-5, 11 |
| ATS Racing Team F&S Properties/ATS Racing Team | ATS - Ford | HS1 D1 | Ford Cosworth DFV 3.0 V8 | G | Alberto Colombo | 6-7 |
| ATS Racing Team F&S Properties/ATS Racing Team | ATS - Ford | HS1 D1 | Ford Cosworth DFV 3.0 V8 | G | Keke Rosberg | 8-10, 15-16 |
| ATS Racing Team F&S Properties/ATS Racing Team | ATS - Ford | HS1 D1 | Ford Cosworth DFV 3.0 V8 | G | Hans Binder | 12 |
| ATS Racing Team F&S Properties/ATS Racing Team | ATS - Ford | HS1 D1 | Ford Cosworth DFV 3.0 V8 | G | Michael Bleekemolen | 13 |
| ATS Racing Team F&S Properties/ATS Racing Team | ATS - Ford | HS1 D1 | Ford Cosworth DFV 3.0 V8 | G | Harald Ertl | 14 |
| Scuderia Ferrari SpA SEFAC | Ferrari | 312T2 312T3 | Ferrari 015 3.0 F12 | M | Carlos Reutemann | All |
| Scuderia Ferrari SpA SEFAC | Ferrari | 312T2 312T3 | Ferrari 015 3.0 F12 | M | Gilles Villeneuve | All |
| Fittipaldi Automotive | Fittipaldi - Ford | F5A | Ford Cosworth DFV 3.0 V8 | G | Emerson Fittipaldi | All |
| Equipe Renault Elf | Renault | RS01 | Renault-Gordini EF1 1.5 V6 t | M | Jean-Pierre Jabouille | 3-16 |
| Shadow Racing Team | Shadow - Ford | DN8 DN9 | Ford Cosworth DFV 3.0 V8 | G | Hans-Joachim Stuck | All |
| Shadow Racing Team | Shadow - Ford | DN8 DN9 | Ford Cosworth DFV 3.0 V8 | G | Clay Regazzoni | All |
| Team Surtees Durex Team Surtees Beta Team Surtees | Surtees - Ford | TS19 TS20 | Ford Cosworth DFV 3.0 V8 | G | Rupert Keegan | 1-13 |
| Team Surtees Durex Team Surtees Beta Team Surtees | Surtees - Ford | TS19 TS20 | Ford Cosworth DFV 3.0 V8 | G | Gimax | 14 |
| Team Surtees Durex Team Surtees Beta Team Surtees | Surtees - Ford | TS19 TS20 | Ford Cosworth DFV 3.0 V8 | G | René Arnoux | 15-16 |
| Team Surtees Durex Team Surtees Beta Team Surtees | Surtees - Ford | TS19 TS20 | Ford Cosworth DFV 3.0 V8 | G | Vittorio Brambilla | 1-14 |
| Team Surtees Durex Team Surtees Beta Team Surtees | Surtees - Ford | TS19 TS20 | Ford Cosworth DFV 3.0 V8 | G | Beppe Gabbiani | 15-16 |
| Walter Wolf Racing | Wolf - Ford | WR1 WR3 WR5 WR6 | Ford Cosworth DFV 3.0 V8 | G | Jody Scheckter | All |
| Walter Wolf Racing | Wolf - Ford | WR1 WR3 WR5 WR6 | Ford Cosworth DFV 3.0 V8 | G | Bobby Rahal | 15-16 |
| Team Tissot Ensign | Ensign - Ford | N177 | Ford Cosworth DFV 3.0 V8 | G | Danny Ongais | 1-2 |
| Team Tissot Ensign | Ensign - Ford | N177 | Ford Cosworth DFV 3.0 V8 | G | Lamberto Leoni | 4 |
| Team Tissot Ensign | Ensign - Ford | N177 | Ford Cosworth DFV 3.0 V8 | G | Jacky Ickx | 5-8 |
| Team Tissot Ensign | Ensign - Ford | N177 | Ford Cosworth DFV 3.0 V8 | G | Derek Daly | 9-10, 12-16 |
| Team Tissot Ensign | Ensign - Ford | N177 | Ford Cosworth DFV 3.0 V8 | G | Nelson Piquet | 11 |
| Team Tissot Ensign | Ensign - Ford | N177 | Ford Cosworth DFV 3.0 V8 | G | Lamberto Leoni | 1-3 |
| Team Tissot Ensign | Ensign - Ford | N177 | Ford Cosworth DFV 3.0 V8 | G | Brett Lunger | 15 |
| Mario Deliotti Racing | Ensign - Ford | N175 | Ford Cosworth DFV 3.0 V8 | G | Geoff Lees | 10 |
| Sachs Racing | Ensign - Ford | N177 | Ford Cosworth DFV 3.0 V8 | G | Harald Ertl | 11-14 |
| Olympus Cameras/Hesketh Racing | Hesketh - Ford | 308E | Ford Cosworth DFV 3.0 V8 | G | Divina Galica | 1-2 |
| Olympus Cameras/Hesketh Racing | Hesketh - Ford | 308E | Ford Cosworth DFV 3.0 V8 | G | Eddie Cheever | 3 |
| Olympus Cameras/Hesketh Racing | Hesketh - Ford | 308E | Ford Cosworth DFV 3.0 V8 | G | Derek Daly | 4-6 |
| Team Rebaque | Lotus - Ford | 78 | Ford Cosworth DFV 3.0 V8 | G | Héctor Rebaque | All |
| Ligier Gitanes | Ligier - Matra | JS7 JS7/9 JS9 | Matra MS76 3.0 V12 Matra MS78 3.0 V12 | G | Jacques Laffite | All |
| Williams Grand Prix Engineering | Williams - Ford | FW06 | Ford Cosworth DFV 3.0 V8 | G | Alan Jones | All |
| Centro Asegurador F1 | McLaren - Ford | M23 | Ford Cosworth DFV 3.0 V8 | G | Emilio de Villota | 7 |
| BS Fabrications Liggett Group /BS Fabrications | McLaren - Ford | M23 | Ford Cosworth DFV 3.0 V8 | G | Nelson Piquet | 12-14 |
| BS Fabrications Liggett Group /BS Fabrications | McLaren - Ford | M23 | Ford Cosworth DFV 3.0 V8 | G | Brett Lunger | 1-14 |
| Automobiles Martini | Martini - Ford | MK23 | Ford Cosworth DFV 3.0 V8 | G | René Arnoux | 3, 5-6, 9-13 |
| Theodore Racing Theodore Racing Hong Kong | Theodore - Ford | TR1 | Ford Cosworth DFV 3.0 V8 | G | Eddie Cheever | 1-2 |
| Theodore Racing Theodore Racing Hong Kong | Theodore - Ford | TR1 | Ford Cosworth DFV 3.0 V8 | G | Keke Rosberg | 3-7 |
| Theodore Racing Theodore Racing Hong Kong | Wolf - Ford | WR3 WR4 | Ford Cosworth DFV 3.0 V8 | G | Keke Rosberg | 11-14 |
| Team Merzario | Merzario - Ford | A1 | Ford Cosworth DFV 3.0 V8 | G | Alberto Colombo | 14 |
| Team Merzario | Merzario - Ford | A1 | Ford Cosworth DFV 3.0 V8 | G | Arturo Merzario | All |
| Arrows Racing Team | Arrows - Ford | FA1 A1 | Ford Cosworth DFV 3.0 V8 | G | Riccardo Patrese | 2-14, 16 |
| Arrows Racing Team | Arrows - Ford | FA1 A1 | Ford Cosworth DFV 3.0 V8 | G | Rolf Stommelen | 3-16 |
| Interscope Racing | Shadow - Ford | DN9 | Ford Cosworth DFV 3.0 V8 | G | Danny Ongais | 4, 13 |
| Melchester Racing | McLaren - Ford | M23 | Ford Cosworth DFV 3.0 V8 | G | Tony Trimmer | 10 |
Question:
Tell me the constructor for clay regazzoni
Answer:
Shadow - Ford