Task: Question Answering
Input (English): Context: The 1933 Imperial Airways Ruysselede crash occurred on 30 December 1933 when an Imperial Airways Avro Ten collided with a radio mast at Ruysselede, West Flanders, Belgium and crashed killing all ten people on board. 
 Question: When did 1933 Imperial Airways Ruysselede crash occur?
Output (English): 30 december 1933