Generate a correct and concise answer for the question based on the words in the context.

Input: Consider Input: Context : He proposes the Sanchi stupa was destroyed by Pushyamitra Shunga, but later restored by his successor Agnimitra. 
Question : Who is the offspring of Pushyamitra Shunga?

Output: Agnimitra


Input: Consider Input: Context : Based on the TR-77-580 (Romanian-built version of the Soviet T-55 tank), the TR-85 tank was developed from 1978 to 1985 and produced from 1986 until 1990. 
Question : Which was the official year for the approval of TR-85?

Output: 1986


Input: Consider Input: Context : The Davidka (Yiddish: דוידקה‎, ``Little David'') was a homemade Israeli mortar used in Safed and Jerusalem during the early stages of the 1948 Israeli War of Independence. 
Question : What was the year Davidka entered service?


Output: 1948