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:
| Type    |   OMIM (see references at OMIM link) | Gene      | Locus    | Inheritance                                     | Remarks                                                                                                                                                                                                                 |
|:--------|-------------------------------------:|:----------|:---------|:------------------------------------------------|:------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| ALS1    |                               105400 | SOD1      | 21q22.1  | autosomal dominant (?), autosomal recessive (?) | The most common form of familial ALS                                                                                                                                                                                    |
| ALS2    |                               205100 | ALS2      | 2q33.1   | autosomal recessive (?)                         | Juvenile-onset                                                                                                                                                                                                          |
| ALS3    |                               606640 | Unknown   | 18q21    | Unknown                                         | nan                                                                                                                                                                                                                     |
| ALS4    |                               602433 | SETX      | 9q34.13  | autosomal dominant (?)                          | nan                                                                                                                                                                                                                     |
| ALS5    |                               602099 | SPG11     | 15q21.1  | autosomal recessive (?)                         | [MISSING]                                                                                                                                                                                                               |
| ALS6    |                               608030 | FUS       | 16p11.2  | Unknown                                         | nan                                                                                                                                                                                                                     |
| ALS7    |                               608031 | Unknown   | 20p13    | Unknown                                         | nan                                                                                                                                                                                                                     |
| ALS8    |                               608627 | VAPB      | 20q13.3  | autosomal dominant (?)                          | nan                                                                                                                                                                                                                     |
| ALS9    |                               611895 | ANG       | 14q11.2  | Unknown                                         | nan                                                                                                                                                                                                                     |
| ALS10   |                               612069 | TARDBP    | 1p36.2   | autosomal dominant (?)                          | ALS with or without frontotemporal dementia                                                                                                                                                                             |
| ALS11   |                               612577 | FIG4      | 6q21     | Unknown                                         | nan                                                                                                                                                                                                                     |
| ALS12   |                               613435 | OPTN      | 10p13    | Unknown                                         | nan                                                                                                                                                                                                                     |
| ALS13   |                               183090 | ATXN2     | 12q24.12 | autosomal dominant (?)                          | Spinocerebellar ataxia 2                                                                                                                                                                                                |
| ALS14   |                               613954 | VCP       | 9p13.3   | Unknown                                         | Recent new study shows strong link in ALS mechanism                                                                                                                                                                     |
| ALS15   |                               300857 | UBQLN2    | Xp11.21  | X-linked dominant (?)                           | Described in one family                                                                                                                                                                                                 |
| ALS16   |                               614373 | SIGMAR1   | 9p13.3   | autosomal recessive (?)                         | Juvenile onset, very rare, described only in one family                                                                                                                                                                 |
| ALS17   |                               614696 | CHMP2B    | 3p11.2   | autosomal dominant (?)                          | Very rare, reported only in a handful of people                                                                                                                                                                         |
| ALS18   |                               614808 | PFN1      | 17p13.2  | Unknown                                         | Very rare, described only in a handful of Chinese families                                                                                                                                                              |
| ALS19   |                               615515 | ERBB4     | 2q34     | autosomal dominant (?)                          | Very rare, as of late 2013 described only in four people                                                                                                                                                                |
| ALS20   |                               615426 | HNRNPA1   | 12q13.13 | Unknown                                         | Very rare, as of late 2013 described only in two people                                                                                                                                                                 |
| ALS21   |                               606070 | MATR3     | 5q31.2   | autosomal dominant (?)                          | Very rare. Formerly known as "distal myopathy type 2" (MPD2) and "vocal cord and pharyngeal dysfunction with distal myopathy" (VCPDM)                                                                                   |
| ALS22   |                               616208 | TUBA4A    | 2q35     | autosomal dominant (?)                          | "Amyotrophic lateral sclerosis 22 with or without frontotemporal dementia"                                                                                                                                              |
| FTDALS1 |                               105550 | C9orf72   | 9p21.2   | autosomal dominant (?)                          | "Frontotemporal dementia and/or amyotrophic lateral sclerosis type 1". Accounts for around 6% of ALS cases among white Europeans                                                                                        |
| FTDALS2 |                               615911 | CHCHD10   | 22q11.23 | autosomal dominant (?)                          | "Frontotemporal dementia and/or amyotrophic lateral sclerosis type 2"                                                                                                                                                   |
| FTDALS3 |                               616437 | SQSTM1    | 5q35.3   | autosomal dominant (?)                          | "Frontotemporal dementia and/or amyotrophic lateral sclerosis type 3"                                                                                                                                                   |
| FTDALS4 |                               616439 | TBK1      | 12q14.2  | autosomal dominant (?)                          | "Frontotemporal dementia and/or amyotrophic lateral sclerosis type 4"                                                                                                                                                   |
| IBMPFD2 |                               615422 | HNRNPA2B1 | 7p15.2   | autosomal dominant (?)                          | Proposed names: Inclusion body myopathy with early-onset Paget disease with or without frontotemporal dementia 2 (IBMPFD2); multisystem proteinopathy 2 (MSP2). Very rare, as of late 2013 described only in two people |



row_idx: 4
col_idx: 5
col_name: Remarks
label: Juvenile onset