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

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 : Familie is produced by Studio-A and runs on vtm. 
Question : What network did Familie air on?

Output: vtm


Input: Consider Input: Context : Kadaicha is a 1988 Australian horror film directed by James Bogle who called it ``just very commercial stuff''. 
Question : Under whose direction was Kadaicha produced?


Output: James Bogle