The input is taken from a negotiation between two participants who take the role of campsite neighbors and negotiate for Food, Water, and Firewood packages, based on their individual preferences and requirements. Given an utterance and recent dialogue context containing past 3 utterances (wherever available), output Yes if the utterance contains the small-talk strategy, otherwise output No. small-talk is a cooperative negotiation strategy. It is used for discussing topics apart from the negotiation, in an attempt to build a rapport with the opponent. For example, discussing how the opponent is doing during the pandemic or sharing excitement for the camping trip.

Example Input: Context: 
Utterance: 'hai friend. i am in some trouble i need some help from you. can you help me?'
Example Output: Yes

Example Input: Context: 'I'm going hiking, and I really need food, it works up an appetite.' 'Well I didn''t bring any with me so I really need two.  I am willing to give you 2 waters.🙂' 'I also need the water, because it's not safe to drink from streams here.  '
Utterance: 'You are right, my water is dirty also but I am willing to let you have all three water. I would rather eat, so I would like 2 food.'
Example Output: No

Example Input: Context: 'Yes.  I have 2 children so I was thinking that I will need extra water. 🙂' 'I too need extra water, but I'm willing to negotiate on the other things if you are! 🙂' 'If I take 2 waters, will you accept 2 firewood?'
Utterance: 'You take 2 waters, I'll take 2 firewood and 2 food?'
Example Output:
No