Task: Data-Imputation (source dataset: WebTable)

Please fill in the missing value in the input table. The missing value is denoted by '[MISSING]'. Please only return the value filled in. Do not return the whole table.

No explanation, return the value filled in JSON format: {"value": "filled_value"}. 

Input Table:
| Pos   | Driver            | San   | Ade   | Pts   | Car                     | Entrant                                  | Puk   | Lev   | Wig   | Ter   | Sur   | War   |
|:------|:------------------|:------|:------|:------|:------------------------|:-----------------------------------------|:------|:------|:------|:------|:------|:------|
| 1     | Graham McRae      | 1     | Ret   | 40    | McRae GM1 Chevrolet     | STP                                      | 4     | 1     | 1     | 10    | 2     | 3     |
| 2     | John McCormack    | 2     | 1     | 29    | Elfin MR5 Repco Holden  | Ansett Team Elfin                        | 1     | Ret   | Ret   | 4     | 6     | 6     |
| 3     | Frank Matich      | 4     | Ret   | 27    | Matich A50 Repco Holden | Frank Matich Racing Pty Ltd Frank Matich | Ret   | 2     | 4     | Ret   | 1     | 2     |
| 4     | Steve Thompson    | 7     | 3     | 22    | [MISSING]               | Servis / Alan Brodie Servis Racing Team  | 3     | Ret   | 3     | 6     | Ret   | 1     |
| 5     | Alan Rollinson    | Ret   | 2     | 21    | McRae GM1 Chevrolet     | McKechnie Racing Organisation            | 2     | Ret   | Ret   | 1     | Ret   | Ret   |
| 6     | Max Stewart       | 3     | 4     | 17    | Lola T330 Chevrolet     | Max Stewart Motors Lola Cars Ltd         | Ret   | Ret   | Ret   | 3     | 3     | 5     |
| 7     | Warwick Brown     | nan   | nan   | 10    | Lola T300 Chevrolet     | Team Target                              | Ret   | 3     | 2     | 7     | DNS   | nan   |
| 8     | Sam Posey         | 6     | Ret   | 9     | Surtees TS11 Chevrolet  | Champ Car Inc                            | Ret   | Ret   | Ret   | 2     | 5     | 7     |
| 9     | Johnnie Walker    | 5     | Ret   | 8     | Matich A50 Repco Holden | Johnnie Walker                           | nan   | nan   | nan   | nan   | 4     | 4     |
| 10    | David Oxton       | nan   | nan   | 4     | Begg FM5 Chevrolet      | GN Begg Engineering Co                   | Ret   | 5     | 5     | 9     | nan   | nan   |
| 11    | Kevin Bartlett    | Ret   | 9     | 3     | Lola T300 Chevrolet     | Chesterfield Filter Racing               | Ret   | 4     | 7     | 8     | 10    | 8     |
| 12    | Garry Pedersen    | nan   | nan   | 2     | Begg FM4 Chevrolet      | Wright Machinery Ltd                     | 5     | 12    | nan   | 12    | nan   | nan   |
| =     | Noritake Takahara | nan   | nan   | 2     | Brabham BT36 Ford       | Takahara Racing Inc                      | 7     | 9     | 10    | 5     | 8     | nan   |
| =     | Dexter Dunlop     | 9     | Ret   | 2     | McRae GM1 Chevrolet     | Dunlop Racing                            | Ret   | 6     | 6     | 11    | 9     | 11    |
| =     | Bob Muir          | Ret   | 5     | 2     | McLaren M10B Chevrolet  | Pat Burke Racing                         | nan   | nan   | nan   | nan   | nan   | nan   |
| 16    | Garrie Cooper     | Ret   | 6     | 1     | Elfin MR5 Repco Holden  | Ansett Team Elfin                        | nan   | nan   | nan   | nan   | Ret   | nan   |
| =     | Ken Smith         | nan   | nan   | 1     | March 722 Ford          | Air NZ Motor Racing                      | 6     | 7     | nan   | nan   | nan   | nan   |
| Pos   | Driver            | San   | Ade   | Pts   | Car                     | Entrant                                  | Puk   | Lev   | Wig   | Ter   | Sur   | War   |



row_idx: 3
col_idx: 5
col_name: Car
label: Chevron B24 Chevrolet