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:
| Semi High-Speed Corridor     | Speed              |   Track gauge (mm) | Distance          | Time reduced   |   Operations per day |   Start Operations | Status                          |
|:-----------------------------|:-------------------|-------------------:|:------------------|:---------------|---------------------:|-------------------:|:--------------------------------|
| Delhi - Agra                 | 160 km/h (99 mph)  |               1676 | 195 km (121 mi)   | [MISSING]      |                  nan |                nan | Inaugurated on April 5th, 2016  |
| Mumbai - Goa                 | 130 km/h (81 mph)  |               1676 | 579 km (360 mi)   | nan            |                  nan |                nan | Inaugurated on May 22th, 2017   |
| Chennai - Hyderabad          | 160 km/h (99 mph)  |               1676 | 915 km (569 mi)   | nan            |                  nan |                nan | Approved in 2014 Railway Budget |
| Delhi - Chandigarh           | 200 km/h (120 mph) |               1676 | 244 km (152 mi)   | nan            |                  nan |                nan | Approved in 2014 Railway Budget |
| Delhi - Kanpur               | 200 km/h (120 mph) |               1676 | 441 km (274 mi)   | nan            |                  nan |                nan | Approved in 2014 Railway Budget |
| Mumbai - Ahmedabad           | 200 km/h (120 mph) |               1676 | 493 km (306 mi)   | nan            |                  nan |                nan | Approved in 2014 Railway Budget |
| Mumbai - Goa                 | 160 km/h (99 mph)  |               1676 | 606 km (377 mi)   | nan            |                  nan |                nan | Approved in 2014 Railway Budget |
| Mysuru - Bengaluru - Chennai | 200 km/h (120 mph) |               1676 | 495 km (308 mi)   | nan            |                  nan |                nan | Approved in 2014 Railway Budget |
| Nagpur - Raipur - Bilaspur   | 160 km/h (99 mph)  |               1676 | 413 km (257 mi)   | nan            |                  nan |                nan | Approved in 2014 Railway Budget |
| Nagpur - Secunderabad        | 200 km/h (120 mph) |               1676 | 575 km (357 mi)   | nan            |                  nan |                nan | Approved in 2014 Railway Budget |
| Visakhapatnam - Bhubaneswar  | 160 km/h (99 mph)  |               1676 | 444 km (276 mi)   | nan            |                  nan |                nan | Approved in 2014 Railway Budget |
| Delhi - Mumbai               | 200 km/h (120 mph) |               1676 | 1,386 km (861 mi) | nan            |                  nan |                nan | Approved in 2017 Budget         |
| Delhi - Kolkata              | 200 km/h (120 mph) |               1676 | 1,500 km (930 mi) | nan            |                  nan |                nan | Approved in 2017 Budget         |



row_idx: 0
col_idx: 4
col_name: Time reduced
label: 30 min