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.

Context: 'Hey there!'
Utterance: 'Hi! How are you?! You excited for your camping trip??! I sure am ready to go on mine!'
No

Context: 'How are you enjoying the camping trip so far?'
Utterance: 'Hi. It’s great, but very cold here. How about you? '
Yes

Context: 
Utterance: 'Hi  I have an extra guest that will be camping with me and was wondering if you had an extra food package that you could spare?'

Yes

