user
Instruction
Answer the question based on the provided table.


Table
Table Title: 'Locomotive summary' regarding 'SR Q class'
Table Content:
| SR No. | BR No. | Date Built | Date Withdrawn |
| --- | --- | --- | --- |
| 530 | 30530 | January 1938 | December 1964 |
| 531 | 30531 | June 1938 | July 1964 |
| 532 | 30532 | June 1938 | January 1964 |
| 533 | 30533 | July 1938 | March 1963 |
| 534 | 30534 | August 1938 | December 1962 |
| 535 | 30535 | September 1938 | April 1965 |
| 536 | 30536 | October 1938 | January 1964 |
| 537 | 30537 | October 1938 | December 1962 |
| 538 | 30538 | November 1938 | July 1963 |
| 539 | 30539 | December 1938 | January 1963 |
| 540 | 30540 | December 1938 | November 1962 |
| 541 | 30541 | January 1939 | November 1964 |
| 542 | 30542 | February 1939 | December 1964 |
| 543 | 30543 | March 1939 | December 1964 |
| 544 | 30544 | April 1939 | January 1964 |
| 545 | 30545 | June 1939 | May 1965 |
| 546 | 30546 | June 1939 | May 1964 |
| 547 | 30547 | July 1939 | January 1964 |
| 548 | 30548 | August 1939 | March 1965 |
| 549 | 30549 | September 1939 | July 1963 |


Question
What is the number range of the locomotives in the Southern Railway?


Answer Format
The final answer should be a sentence and use the following format:
```json
{
    "answer": "your_generated_sentence_here"
}
```
rule
["The numbering of the locomotives under the Southern Railway ranged from 530–549."]