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 how are you today? 🙂 Do you have any initial ideas on how to split everything? '
Utterance: 'I was thinking maybe I could have a majority of the fire food and you can have a majority of the water and food. '
[A]: No


[Q]: Context: 
Utterance: 'Ok, so I like water a lot.'
[A]: Yes


[Q]: Context: 'hi  i was wondering if i could get 3 packages of firewood?'
Utterance: 'Hey there, unfortunately, I'm in a bit of a quandary with firewood too, as I am going to a place where it's fairly cold and will need more for heat. '
[A]:
Yes