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: 'Nice. Same, it's over 100 degrees where I live. 🙂' 'Yikes! It's a bit colder up here, that's why I would like to bring some extra firewood to stay warm at night.' 'Oh, I see what you did there. No problem I have plenty of firewood for you buddy. 🙂'
Utterance: 'Great! What extra supplies would you like to bring?'
[A]: No


[Q]: Context: 'Hi, What is decision about packages?'
Utterance: 'I was thinking I will take 2 food, 1 water, 2 firewood'
[A]: No


[Q]: Context: 'Hello there' 'Hello. How are you?' 'Great and yourself? Ready for this camping trip and take a break from modern civilization?'
Utterance: 'I'm doing well. Yes. This camping trip is badly needed!'
[A]:
No