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.

[EX Q]: Context: 'True, 2 firewood and 2 food for you and I'll take 3 waters.' 'that sounds perfect! thank you so much for understand and wish me luck with all of the little rascals im taking. to verify, I will be taking 2 FW, 2 Foods and 0 waters' 'Great Have fun🙂'
Utterance: 'same to you! submitting deal!'
[EX A]: No

[EX Q]: Context: 'Hmmm.  And the firewood?' 'I get cold easily. I need the firewood to get warm. I might catch a cold.🙂' 'I think water should be your priority.  You have food and firewood also in your basics.  I will let you have the 3 water but I will need the 3 Firewood and the 3 Food.  I have a medical condition.'
Utterance: 'Okay that works well. I accept! 🙂'
[EX A]: No

[EX Q]: Context: 'yes, I am' 'I could definitely use the time away from society.  What's your favorite part of camping? ' 'i love to eat'
Utterance: 'Oh yeah, I make a mean smore, myself.  My favorite part of the experience is the long walks through nature.  It's an experience for which I need to ensure I Have adequate hydration. '
[EX A]:
Yes