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.

[EX Q]: Context: 'We can definitely work something out. I'll be sure it'll benefit you more than me. 🙂' 'Oh, well that's really nice of you. What do you propose?' 'You'll get 3 food and 2 water, and I'll take 3 firewood and 1 water. 🙂'
Utterance: 'Hmm, I think that could definitely work! Appreciate it 🙂'
[EX A]: Yes

[EX Q]: Context: 'Hi! How are you doing?' 'I'm well! Excited for this camping trip.' 'Same! I'm a little worried about some of my supplies though. What about you?'
Utterance: 'Likewise! What are you most in need of?'
[EX A]: No

[EX Q]: Context: 'Hello partner  How are you today?' 'Oh, I'm a bit ill, fever, chills.'
Utterance: 'SO do I😮!!!  That is not good.'
[EX A]:
No