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: 'hi how are you?'
Utterance: 'Im good thanks, and you? 🙂'

A: No
****
Q: Context: 'Can you spare some water? I need to take medication and I have run out.' 'Hi there, that sounds important. Yes, we can make sure you get some water. How does 1 package sound?'
Utterance: 'I'd rather have 2, can give you all of my food for all of your water?'

A: No
****
Q: Context: 'Hi, this is my first time camping and I want to make sure I have enough stuff.  I would like three food, three firewood, and two water.  What do you think?'
Utterance: 'I have been camping a few times and pretty much know what I need to be comfortable and healthy.  Warmth and hydration are important for me.  So, I am thinking 2 firewood, 2 water and 0 food.'

A:
Yes
****