Generate a correct and concise answer for the question based on the words in the context.
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Question: Context : The Tsar Tank (Russian: Царь-танк), also known as the Netopyr' (Нетопырь) which stands for Pipistrellus (a genus of bat) or Lebedenko Tank (танк Лебеденко), was an unusual Russian armoured vehicle developed by Nikolai Lebedenko (Николай Лебеденко), Nikolai Zhukovsky (Николай Жуковский), Boris Stechkin (Борис Стечкин), and Alexander Mikulin (Александр Микулин) from 1914 onwards. 
Question : In what year did Tsar Tank enter service?

Answer: 1914


Question: Context : The ESO 3.6 m Telescope is an optical reflecting telescope run by the European Southern Observatory at La Silla Observatory, Chile since 1977, with a clear aperture of about 3.6 metres (140 in) and 8.6 m2 (93 sq ft) area. 
Question : In which year was the service entry date for ESO 3.6 m Telescope?

Answer: 1977


Question: Context : Reiner Dierksen (24 March 1908 -- 15 May 1943) was a German U-boat commander in World War II and posthumous recipient of the German Cross in Gold. 
Question : What award was received by Reiner Dierksen?

Answer:
German Cross in Gold