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: 'Hello. How are you?'
Utterance: 'I am good. I am pretty excited for the trip this weekend. what about you?'

Answer: No


Question: Context: 'I am so excited to go camping!  I am planning a nice long walk in the woods to decompress from the hectic days of working.' 'I am too.  I've been thinking of this since COVID.  I hear we have some materials to share between the two of us.  What are you thinking?  For me, I am from the South so I get cold easily 🙂 so firewood is my main priority.'
Utterance: 'Perfect!  I'm a northerner, so the firewood is all yours!  I'll need lot's of water to keep hydrated after the hike, and I'll probably be pretty hungry too.'

Answer: No


Question: Context: 'That does sound very nice. I would like more in order to stay warm, and for cooking some delicious food.' 'I see. So what you want is  2 more fire wood, and 1 water? Is that what i'm to understand.' 'Since you would also like firewood, I propose 2 firewood, 2 water to me, and you get 1 wood, 1 water, and all the food to make up for it.'
Utterance: 'Okay I can agree to that deal.🙂'

Answer:
No