Definition: 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: 'Don't be nervous. What can go wrong?' 'Well, I haven't gone camping in a number of years, and unfortunately my health has declined a bit. This might actually be my last trip for a while, and I'm afraid of something going wrong. ' 'I'm headed to the mountains. How about you?'
Utterance: 'It's in Upstate New York, near a gorgeous lake. I like it because it's secluded and very peaceful. '

No