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 other-need strategy, otherwise output No. other-need is a selfish negotiation strategy. It is used when the participants discuss a need for someone else rather than themselves. For instance, describing the need for firewood to keep the kids warm.

Input: Consider Input: Context: 'Doing good. How are you today?' 'I'm good as well, trying to plan my camping trip for the weekend. Do you enjoy camping?' 'I do but it's hotter than I expected. Probably gonna drink a lot of water.'
Utterance: 'It pretty cool where I live so I don't need many water. But I do need a lot of food and firewood. Have a huge family and we do a lot of grilling. '

Output: Yes


Input: Consider Input: Context: 'ok I will just be able to get by with 2 of the food, I can give you all 3 of the water if I can take 2 of the wood. I have panic attacks in the dark.' 'Okay that works for me as well.' 'awesome any chance I could persuade you to substitute your 1 food item for an additional fire wood 🙂'
Utterance: 'No I cannot do that unfortunately. We brought just enough food for our weekend trip, and I cannot lose any or we will run out before our camping trip is over.'

Output: Yes


Input: Consider Input: Context: 'Hello, I was hoping we can chat. '
Utterance: 'Hi there. '


Output: No