Table:
text: Robert-Richard Zapp
Ships attacked
Ships attacked
Date_ Ship Nationality Tonnage Fate
17 April 1942 Heinrich von Riedemann Panama 11020 Sunk
26 April 1942 Alcoa Partner USA 5513 Sunk
29 April 1942 Harry G. Siedel Panama 10354 Sunk
2 May 1942 Sandar Norway 7624 Sunk
3 May 1942 Geo. W. McNight United Kingdom 12502 Damaged

Question: Which ship has Norwegian nationality under Robert-Richard Zapp?

Question: What is the fate of the ship on April 26, 1942 at Robert-Richard Zapp?

Question: What is the highest tonnage of the ship from Norway according to Robert-Richard Zapp?