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.

[Q]: Context: 'Hello there.' 'hiii'
Utterance: 'So in order to fully enjoy my on this trip while surviving, I will require mass quantities of food.'
[A]: Yes


[Q]: Context: 'Hello. 🙂 What item did you need a little extra of?'
Utterance: 'Thank you for asking, I would really like some extra fire wood as I usually get cold and scared at night so I can keep a fire going.'
[A]: Yes


[Q]: Context: 'I can't complain since I have a fun trip coming up! How about you?' 'I'm pretty decent.  I just had a bit of a problem with my blood sugar level but otherwise I'm doing fine.' 'Oh no! I hope you are okay! '
Utterance: 'Yeah, I'm okay now.  It's just that I need to have a lot of food around to be able to manage it properly.  Like on this camping trip.'
[A]:
Yes