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.

Example Input: Context: 'deal' 'Awesome! 🙂 What else will you do on your trip?' 'i hunt hehe'
Utterance: 'Nice. We will do some fishing and hiking.'
Example Output: No

Example Input: Context: 'hello!' 'Hi how are you today? ' 'am fine and you?'
Utterance: 'I am good. Do you have any preferences on which items you would like most?'
Example Output: No

Example Input: Context: 'It's been so cold these last few days, I'm worried that I didn't bring enough wood for the next few nights.' 'That is unfortunate. How about I give you are my firewood for all your food?' 'That is a very generous offer but I think I need to keep some food to be safe. Do you need any water?'
Utterance: 'I can use water, yes. You could have all the firewood, one food ration. Then I could take the water rations and two food rations. '
Example Output:
No

