| 1 | A | B | C | D | E |
| --- | --- | --- | --- | --- | --- |
| 2 | Gerhard Bigalk - Ships attacked |  |  |  |  |
| 3 | Date | Name | Nationality | Tonnage (GRT) | Fate |
| 4 | 14 June 1941 | St. Lindsay | United Kingdom | 5,370 | Sunk |
| 5 | 21 December 1941 | HMS Audacity | Royal Navy | 11,000 | Sunk |
| 6 | 2 February 1942 | Corilla | Netherlands | 8,096 | Damaged |
| 7 | 4 February 1942 | Silveray | United Kingdom | 4,535 | Sunk |
| 8 | 7 February 1942 | Empire Sun | United Kingdom | 6,952 | Sunk |
| 9 | 16 May 1942 | Nicarao | United States | 1,445 | Sunk |
| 10 | 19 May 1942 | Isabela | United States | 3,110 | Sunk |

Question: What happened to the two heaviest ships Gerhard Bigalk attacked?
Answer: Gerhard Bigalk damaged one ship of 8,096 GRT, and sunk one warship of 11,000 tons.