Task: Question Generation
Input (English): Context : The Automatgevär m/42 (Ag m/42, outside of Sweden commonly known as the AG42, AG-42 or Ljungman) is a Swedish semi-automatic rifle which saw limited use by the Swedish Army from 1942 until the 1960s. 
Answer : 1942
Output (English): What was the year that Ag m/42 entered service?