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 vouch-fair strategy, otherwise output No. vouch-fair is a selfish negotiation strategy. It is used to call out fairness for personal benefit, either when acknowledging a fair deal or when the opponent offers a deal that benefits them. This can be through an explicit call out or can be implied.
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Question: Context: 'Hi! Are you excited?' 'Yes, I am but I do have my worries. How about you? ' 'Me too! im bringing my 5 month old baby with me and im worried im not gonna be able to find purified water for his formula!'
Utterance: 'Ah, Baby's first camping trip. 🙂 But that is a bit of a big worry. '

Answer: No

Question: Context: 'That's fine, I'll take 1. I think I have enough with what was originally given. ' 'Sounds good! So I get 3 firewood, 2 food, 0 water; you get 0 firewood, 1 food, 3 water?' 'That's sounds right. Thanks 🙂'
Utterance: 'Cool, I'

Answer: No

Question: Context: 'I'll need water. My kids take medications and need to stay hydrated.' 'Absolutely. My second most needed item is food so that works out well.' 'Well I am happy to give you all my food in exchange for all your water.'
Utterance: 'We can do that! How do you want to split up the firewood?'

Answer:
No