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: 'Hello, how are you doing today?' 'Hi! I am doing good.What about you?' 'Doing well, I'm exciting about my next camping trip with my family. '
Utterance: 'Yeah that's fine.What you need the most?'

A: No
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Q: Context: 'I am running low on firewood. I need more to keep the fire going and cook food. '
Utterance: 'Yeah I need firewood too. It's only 50 degrees at night on the mountain, even in the summer.'

A: Yes
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Q: Context: 'If I do that I would also like all three firewood' 'Why do you need all 3 firewoods?' 'I get cold pretty easily. Extra firewood would help me stay warm. And if I give up all food, I'll need another way to keep my body warm.'
Utterance: 'okay how about if i only get 2 food packages and i give you 2 firewood. So we both gets something to help us/ Because i to at least 1 firewood'

A:
No
****