TASK DEFINITION: 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.
PROBLEM: Context: 'Hello! I believe that we can help each other here.' 'hi how are you, what help you need?'
Utterance: 'Lets strike balance like 1/2 2/1 3/0'

SOLUTION: Yes

PROBLEM: Context: 'Kindly understand our need as we are struggling with hunger now.' 'At the same from my side. We need foods because my child is hunger' 'We with our kids undergone fasting in the recent days, so we are hungry to the peak'
Utterance: 'What did you expect from me? Because same position is here also'

SOLUTION: No

PROBLEM: Context: 'If I will give 2 firewood for you and I will take all the food package with 2 water.' 'I need all 3 firewood! But I'm willing to discuss food with you. I have a lot of that.' 'Wow. Thank you. Ok. Then I will give you all 3 firewood, however I need all food package with water.'
Utterance: 'How about I get 3 firewood, and you get 2 food AND water? We both win with that, I think.'

SOLUTION:
Yes

