In this task, the input is a set of dialogues between a user and an assistant. You need to find the dialogue that is basically a response given to a question or an aspect of the user.
One example: Hi. I want information about Namibia.
Nmbia is a country in southern Africa.
Do you have information about the media there?
What about it?
Interesting! What can you tell me about the politics and government?
Solution is here: Nmbia is a country in southern Africa.
Explanation: This is a good example. The output is the response to the question asked by the user.

Now, solve this: Why did the Soviet's attack?
Sorry, I have no other information about the March Days massacres. I can tell you that in the wake of the demise of the Safavid Empire, Baku and its environs were briefly occupied by the Russians and consequence of the Russo-Persian War of 1722-1723.
By March 1920, it was obvious that Soviet would attack Baku.
Viadimir Lenin said that the invasion was justified as Soviet Russia could not survive without Baku's oil. By the way, Baku is Azerbaijan capital city.
Is oil an important commodity there?
Solution:
By March 1920, it was obvious that Soviet would attack Baku.