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. 🙂 What item did you need a little extra of?'
Utterance: 'Thank you for asking, I would really like some extra fire wood as I usually get cold and scared at night so I can keep a fire going.'

Output: Yes


Input: Consider Input: Context: 'I really need some more food. I only have the basics, and I'm afraid it's not going to be enough. What about yourself?' 'I really need water because I take medication that requires drinking a lot of water. The firewood I dont need to much off and I need very little food as I am dieting. lol 🙂' 'I totally understand that. And it's pretty important, lol '
Utterance: 'It sure is..So how much food do you need for the trip? Do you need firewood to cook the food? Thank you for understanding my issues. 🙂'

Output: No


Input: Consider Input: Context: 'Hey!🙂 How are you? What were your plans for the weekend?'
Utterance: 'Hi. I'm doing great. How are you? I'm planning on going camping.🙂'


Output: No