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! I also need firewood. It is my highest priority. Then, I need water next as a prority. 🙂' 'Yes that matches with my needs as well I need to stay warm due to health conditions and need plenty of water due to medicines. ' 'We could split the firewood and water. I can take two water and one firewood. 🙂'
Utterance: 'Ok what about the food? how about you take two and ill take one?'

A: No
****
Q: Context: 'How are you enjoying the camping trip so far?'
Utterance: 'Hi. It’s great, but very cold here. How about you? '

A: Yes
****
Q: Context: 'Hello, how is your camping trip going?'
Utterance: 'Hi there.  Hoping it'll be good, and yours as well.  I was hoping we could negotiate so I could get this extra water - I was planning on this being a hiking trip and it's pretty warm and humid out, so I imagine I'll need it.'

A:
Yes
****