Instructions: 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.
Input: Context: 'i also need more food okay what if you give you 2 foods if you give me 2 firewoods?' 'that will be okay. then I take 2 water you take 1' 'i really need more food. are you sure that we cant do i get 2 foods and i can give you 2 firewoods and 2 water? what do you think?'
Utterance: 'Sorry I can not do with less food'
Output:
No