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:
| County           | Alternative names                       | Abbreviation     | Additional status                              |   Area rank in 1891 | Ceremonial status (2010)          |
|:-----------------|:----------------------------------------|:-----------------|:-----------------------------------------------|--------------------:|:----------------------------------|
| Bedfordshire     | County of Bedford                       | Beds             | nan                                            |                  36 | extant                            |
| Berkshire        | County of Berks                         | Berks            | royal county                                   |                  34 | extant                            |
| Buckinghamshire  | County of Buckingham                    | Bucks            | nan                                            |                  33 | extant                            |
| Cambridgeshire   | County of Cambridge                     | Cambs            | nan                                            |                  25 | extant                            |
| Cheshire         | County of Chester                       | Ches             | county palatine                                |                  20 | extant                            |
| Cornwall         | nan                                     | Corn             | Duchy of Cornwall enjoyed some palatine powers |                  15 | extant                            |
| Cumberland       | nan                                     | Cumb             | nan                                            |                  11 | disestablished 1974               |
| Derbyshire       | County of Derby                         | Derbys           | nan                                            |                  19 | extant                            |
| Devon            | Devonshire                              | nan              | nan                                            |                   3 | extant                            |
| Dorset           | Dorsetshire                             | Dor              | nan                                            |                  23 | extant                            |
| Durham           | County of Durham, County Durham         | Co Dur           | county palatine                                |                  21 | extant                            |
| Essex            | nan                                     | nan              | nan                                            |                  10 | extant                            |
| Gloucestershire  | County of Gloucester                    | Glos             | nan                                            |                  17 | extant                            |
| Hampshire        | County of Southampton, Southamptonshire | Hants            | nan                                            |                   8 | extant                            |
| Herefordshire    | County of Hereford                      | Here             | nan                                            |                  27 | disestablished 1974, revived 1998 |
| Hertfordshire    | County of Hertford                      | Herts            | nan                                            |                  35 | extant                            |
| Huntingdonshire  | County of Huntingdon                    | Hunts            | nan                                            |                  37 | disestablished 1965               |
| Kent             | nan                                     | nan              | nan                                            |                   9 | extant                            |
| Lancashire       | County of Lancaster                     | Lancs            | county palatine                                |                   6 | extant                            |
| Leicestershire   | County of Leicester                     | Leics            | nan                                            |                  28 | extant                            |
| Lincolnshire     | County of Lincoln                       | Lincs            | nan                                            |                   2 | extant                            |
| Middlesex        | nan                                     | Mx, Middx, Mddx  | nan                                            |                  38 | disestablished 1965               |
| Norfolk          | nan                                     | Norf             | nan                                            |                   4 | extant                            |
| Northamptonshire | County of Northampton                   | Northants        | nan                                            |                  22 | extant                            |
| Northumberland   | nan                                     | [MISSING]        | nan                                            |                   5 | extant                            |
| Nottinghamshire  | County of Nottingham                    | Notts            | nan                                            |                  26 | extant                            |
| Oxfordshire      | County of Oxford                        | Oxon             | nan                                            |                  31 | extant                            |
| Rutland          | Rutlandshire                            | Rut              | nan                                            |                  39 | disestablished 1974, revived 1997 |
| Shropshire       | County of Salop                         | Shrops, Salop    | nan                                            |                  16 | extant                            |
| Somerset         | Somersetshire                           | Som              | nan                                            |                   7 | extant                            |
| Staffordshire    | County of Stafford                      | Staffs Staf      | nan                                            |                  18 | extant                            |
| Suffolk          | nan                                     | Suff             | nan                                            |                  12 | extant                            |
| Surrey           | nan                                     | Sy               | nan                                            |                  30 | extant                            |
| Sussex           | nan                                     | Sx, Ssx          | nan                                            |                  13 | disestablished 1974               |
| Warwickshire     | County of Warwick                       | Warks, War, Warw | nan                                            |                  24 | extant                            |
| Westmorland      | nan                                     | Westm            | nan                                            |                  29 | disestablished 1974               |
| Wiltshire        | County of Wilts                         | Wilts            | nan                                            |                  14 | extant                            |
| Worcestershire   | County of Worcester                     | Worcs            | nan                                            |                  32 | disestablished 1974, revived 1998 |
| Yorkshire        | County of York                          | Yorks            | nan                                            |                   1 | disestablished 1974               |



row_idx: 24
col_idx: 2
col_name: Abbreviation
label: Northumb, Northd