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: 'Interesting.  If I decided to forgo water completely, would you accept giving me everything else?' 'no, at the most i can do is i get 2 water, 2 food and 0 firewood or I get 1 water, 3 food and 1 firewood' 'But you get everything you wanted. You said you needed 3 water, I offered it to you.'
Utterance: 'but i can't give you 3 food and 3 firewood, thats 6 items vs the 3 water'
[EX A]: No

[EX Q]: Context: 'Happy birthday to your dad!! You can have all of the food if I can have all of the water. 🙂' 'That' 'Will that work for you? If so, we can talk about the firewood. 🙂'
Utterance: 'Sorry, submitted too early! That sounds good to me! If I can have all the food, you can take 2 of the firewood and I'll take one. Plus you take all of the water.'
[EX A]: No

[EX Q]: Context: 
Utterance: 'Hello there. I do not have a large family so i will give up on the food but i do have a medical condition where i have trouble regulating my temperature and need lots of fluids'
[EX A]:
Yes