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: 'I am great, i am really excited about camping how about you?' 'Same here! Its my family's first time out together and we are at the camping already.' 'Nice, are there any extra supplies that you will really need?'
Utterance: 'At the camping site. Yes, I would like some water and food to refill the used packs'

A: Yes
****
Q: Context: 'I am dong just fine! and you?' 'Pretty good! I am excited about going camping though. When we split this, what do you need the most?' 'We are all about the food over here! what about you?'
Utterance: 'I really need the water! How do you feel about each of us getting 3 of what we need the most?'

A: Yes
****
Q: Context: 'I would need at least 1 food. ' 'I could give you one food, but I would need to have 2 waters to make my food last by making soup.' 'How about I get 2 waters and 3 firewood?'
Utterance: 'I think I can give you two waters, and 2 firewood.'

A:
No
****
