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: 'so you need 3 water, 2 firewood and 1 food?' 'Yes, I need 3 waters and 2 firewood and 1 food. I really believe the extra supplies will bring comfort in case something were to happen. what are your thoughts?' 'sorry, but I need alot of water too, you cannot get all 3'
Utterance: 'would you compromise with 2 waters, 2 firewood, and 0 food? '
[EX A]: No

[EX Q]: Context: 'hello, so what is your most important thing that you want? ' 'my priority is firewood. What's yours?' 'me and my gals thing that firewood is important also but we actually want water'
Utterance: 'We can figure something out. Would you rather have 3 water and 0 firewood or 2 water and 1 firewood?'
[EX A]: No

[EX Q]: Context: 
Utterance: 'Hello there?'
[EX A]:
No