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: 'Good thanks! So I'm hoping I can get all of the Food, but am willing to negotiate on the other items. ' 'Ohh food?.Thats a very essential property over here.I mean very important.Do you really need it that bad?' 'It's my top priority, but if you need some, I'd need more water and firewood'
Utterance: '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?'

Output: No


Input: Consider Input: Context: 
Utterance: 'I need the firewood and the food, you can have all the water.'

Output: No


Input: Consider Input: Context: 'I could use a little to cook with, But food is my main concern. Is it hot where you will be? ' 'Ya so I could use a lot of water! Would you be willing for me to take one food two water and two firewood? ' 'Since we will have so much food to cook we could probably use the extra firewood too,would you be ok with me taking 2 food and 1 water and 2 firewood?🙂'
Utterance: 'No I'm giving you two of your top items I think it's only fair I get more items. '


Output: No