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: Consider Input: Context: 'Hello how are you today? 🙂 Do you have any initial ideas on how to split everything? '
Utterance: 'I was thinking maybe I could have a majority of the fire food and you can have a majority of the water and food. '

Output: No


Input: Consider Input: Context: 'It's my top priority, but if you need some, I'd need more water and firewood' 'It aslo my top priority but i would not if u give me 3 packages of water and  2 firewood in exchange for all food.Agree?' 'sure that works'
Utterance: 'Okay deal sealed?'

Output: No


Input: Consider Input: Context: 'Hey! For the camping trip it would be awesome if I could have 3 packages of food. My friend is gluten and dairy free and we need as many options as possible for her. ' 'Aww I'm sorry to hear that, it sounds like it might be better to have her bring her own food. I'll be bringing my teenage son so it would be awesome to get any extra food for him that I can. You know how they be! 🙂' 'What about I take 2 of the packages and you take 1? I know teenagers also drink a lot of water haha 🙂'
Utterance: 'He definitely does drink a lot of water, but he's in a growth spurt so 2 would be ideal. I'm happy to give up all firewood in exchange for the extra food!'


Output: Yes