31. For many years there were competing theories about the explosion that sank " Struma ". 32. The Treklyano River, which runs through the village, flows into the Struma River at Zemen. 33. He renamed her " Struma " and registered her under the Panamanian flag of convenience. 34. The Struma drifted for hours until a Russian submarine torpedoed the boat on Feb . 23, 1942. 35. Duaan's half brother Simeon Uroa was expelled from Struma and Mesta rivers and the Chalcidice peninsula. 36. While saddened by events such as the Struma disaster, he felt that the passengers were in fact invaders. 37. Below decks, " Struma " had dormitories with bunks for 40 to 120 people in each. 38. At the Bulgarian capital Sofia you have to enter the A3 Struma motorway ) to Dupnitsa-north interchange. 39. The "'Struma Motorway "'( ) is a motorway currently under construction in Bulgaria. 40. The 5th Danube and the rest of the 2nd Thracian Infantry Division had been assigned to the German Struma .