instruction:
You will be given a context, a subject and a relation. Your task is to generate a question based on the subject and relation. The generated question should include the given subject. Try to use a minimum number of words that are not present in either context, subject or relation while generating question.
question:
Context : Jessica Walter stars as Amy Prentiss, a relatively young investigator who becomes the first female Chief of Detectives for the San Francisco Police Department. 
Subject : Amy Prentiss 
Relation : original network
answer:
Which network is Amy Prentiss a part of?


question:
Context : DMPI launched its wireless service, known as Sun Cellular, in March 2003. 
Subject : Sun Cellular 
Relation : parent company
answer:
Which company is the parent company of Sun Cellular?


question:
Context : Delta Air Lines Flight 9570 crashed on 30 May 1972 at the Greater Southwest International Airport in Fort Worth, Texas, while conducting a training flight. 
Subject : Delta Air Lines Flight 9570 
Relation : point in time
answer:

The date of Delta Air Lines Flight 9570?