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: 'Hey there!'
Utterance: 'Hi! How are you?! You excited for your camping trip??! I sure am ready to go on mine!'

A: No
****
Q: Context: 'i am good with that how many waters do you want can i have 2?' 'Sure we can do that 🙂' 'ok so i get 1 food 2 firewood and 2 water? sound fair?'
Utterance: 'Absolutely that sounds great!'

A: No
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Q: Context: 'Hi, I brought some water with me. How much do you need? ' 'I want 2 liters of water' 'Okay, you can take two and I will take one. '
Utterance: 'Okay that's great'

A:
No
****