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 self-need strategy, otherwise output No. self-need is a selfish negotiation strategy. It is used to create a personal need for an item in the negotiation, such as by pointing out that the participant sweats a lot to show preference towards water packages.

[EX Q]: Context: 'Like i said food is my top priority so i will not do well with less than 2.' 'Then you get two food and no firewood here.😮' 'You mean you can't let up one firewood for me?'
Utterance: 'Not this time, I really need all the firewood and food is a large need for my family of 8. We need the firewood to cook all our meals from the animals we hunt since we are short on food.'
[EX A]: Yes

[EX Q]: Context: 'I am trying to gather supplies for the trip. What about you?' 'I am also checking my list and updating it. How is your progress going?' 'Its good! I am looking forward to the activites i'll be doing, such as campfires.'
Utterance: 'Hey, that's great. Good to hear definitely. I am also looking forward to build some campfires and enjoy some s'mores!'
[EX A]: Yes

[EX Q]: Context: 'How much food do you need?' 'If you give me 1 unit each of water and firewood, I'll give you 2 units of food for helping me out' 'I may need two food, I don't know how much fish I can catch.'
Utterance: 'I can give you 2 of everything, but I want and need at least one of everything so my dog and I can be ok during the winter trip'
[EX A]:
Yes

