Teacher:Generate a correct and concise answer for the question based on the words in the context.
Teacher: Now, understand the problem? Solve this instance: Context : Krishnapur massacre (Bengali: ) took place on 18 September 1971 in Krishnapur and neighbouring villages in the district of Sylhet in Bangladesh.
Question : On what date did Krishnapur massacre take place?
Student:
18 September 1971