Task: Question Answering
Input (English): Context: Helikopter Service Flight 165 was a crash of a Sikorsky S-61 helicopter into the North Sea, 78 nautical miles (144 km; 90 mi) northeast of Bergen, Norway, on 26 June 1978. 
 Question: What is the date when Helikopter Service Flight 165 happened?
Output (English): 26 june 1978