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: 'Hello, can we make a deal?' 'Of course! Are you going camping too?' 'Yes.  I have 2 children so I was thinking that I will need extra water. 🙂'
Utterance: 'I too need extra water, but I'm willing to negotiate on the other things if you are! 🙂'
[EX A]: No

[EX Q]: Context: 'Hi there - how are you today?' 'I'm doing well.  How are you today?' 'Pretty good. Just hanging out with our group. Looking forward to this upcoming camping trip. It's a college reunion weekend. '
Utterance: 'Oh.  That sounds fun.  I'm getting ready to go camping with my family next weekend as well.  It will be the first time that my kids have gone camping with me.'
[EX A]: No

[EX Q]: Context: 'The 2 packages of food and 2 waters. I get thristy a lot too.' 'Ok, well if I can have 3 packages of firewood, 1 water and 1 food, you can have 2 packages of food and 2 waters. Does that sound good?' 'I like that deal. '
Utterance: 'Sounds good.🙂'
[EX A]:
No