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: 
Utterance: 'Hello, I am very cold and need food and wood to remain warm. How about I get 3 firewood, 3 food and 1 water?'

Output: Yes


Input: Consider Input: Context: 'Hi how are you today? ' 'am fine and you?' 'I am good. Do you have any preferences on which items you would like most?'
Utterance: 'yes i really need a high amount of water and food.i have firewood in excess'

Output: Yes


Input: Consider Input: Context: 'I wouldn't mind another firewood, if it isn't a bother...I tend to get really chilly when it's nightfall.' 'ok what to you need explain' 'I would love it if I could get 2 food...2 firewood and 1 water....🙂🙂🙂🙂🙂🙂🙂'
Utterance: 'okk i will give '


Output: No