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: 'I will take all the food and water then' 'That will be very unfair of you. How am i going to survive without water or food?' 'You have food and water, this is just extra supplies'
Utterance: 'I know but with my condition i may not make it, especially without more water.😮'
[EX A]: Yes

[EX Q]: Context: 'Hi! I'm super excited to camping with my family! We have had to cancel all our original travel plans due to Covid and we're really looking forward to this trip. Especially my son! He's been so restless at home. Are you going camping too?'
Utterance: 'Yes, I am! I can't wait. I'm going on a 3 week trip to this gorgeous lake.'
[EX A]: No

[EX Q]: Context: 'Well I didn''t bring any with me so I really need two. I am willing to give you 2 waters.🙂' 'I also need the water, because it's not safe to drink from streams here. ' 'You are right, my water is dirty also but I am willing to let you have all three water. I would rather eat, so I would like 2 food.'
Utterance: 'Well, if I have to catch fish to eat, I'll need the firewood to cook them.'
[EX A]:
Yes