user
Instruction
Answer the question based on the provided table.


Table
Table Title: 'Ships attacked' regarding 'Erich Würdemann'
Table Content:
| Date | Name | Nationality | Tonnage (GRT) | Fate |
| --- | --- | --- | --- | --- |
| 3 May 1942 | Sama | Netherlands | 567 | Sunk |
| 10 May 1942 | Aurora | United States | 7,050 | Damaged |
| 13 May 1942 | David McKelvy | United States | 6,821 | Total loss |
| 16 May 1942 | Sun | United States | 9,002 | Damaged |
| 16 May 1942 | William C. McTarnahan | United States | 7,366 | Damaged |
| 17 May 1942 | Gulfoil | United States | 5,189 | Sunk |
| 19 May 1942 | Heredia | United States | 4,732 | Sunk |
| 20 May 1942 | Halo | United States | 6,986 | Sunk |
| 20 May 1942 | Yorkmoor | United Kingdom | 4,457 | Sunk |
| 31 May 1942 | Fred W. Green | United Kingdom | 2,292 | Sunk |
| 21 August 1942 | City of Wellington | United Kingdom | 5,733 | Sunk |
| 23 August 1942 | Hamla | United Kingdom | 4,416 | Sunk |
| 5 September 1942 | Myrmidon | United Kingdom | 6,278 | Sunk |
| 13 September 1942 | Lima | Sweden | 3,764 | Sunk |
| 23 September 1942 | Siam II | United Kingdom | 6,637 | Sunk |
| 7 March 1943 | Sabor | United Kingdom | 5,212 | Sunk |
| 9 March 1943 | Tabor | Norway | 4,758 | Sunk |


Question
How deadly was Erich Würdemann?


Answer Format
The final answer should be a sentence and use the following format:
```json
{
    "answer": "your_generated_sentence_here"
}
```
rule
["U-506 Erich Würdemann is credited with the sinking of 13 ships for a total of 61,011 GRT, further damaging three ships of 23,418 GRT and damaging one ship of 6,821 GRT that was a total loss."]