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: 'Wow. I’m alone here. I could use an extra food and water. ' 'How many would you like? I just want to make sure we have enough good and water because there are so many of us' 'I understand. I would like one food and one water. How much wood do you want for that?'
Utterance: 'I think we could get by with two pieces of wood and I would be glad to give you the other one'

Output: No


Input: Consider Input: Context: 'so you need 3 water, 2 firewood and 1 food?' 'Yes, I need 3 waters and 2 firewood and 1 food. I really believe the extra supplies will bring comfort in case something were to happen. what are your thoughts?' 'sorry, but I need alot of water too, you cannot get all 3'
Utterance: 'would you compromise with 2 waters, 2 firewood, and 0 food? '

Output: No


Input: Consider Input: Context: 'Hello, I'd like to bring three packages of firewood because I'll be making tons of BBQ for the camping trip.' 'Can I get 3 packages of food?' 'What do you need it for?'
Utterance: 'I would like some extra food in case I get hungry.'


Output: Yes