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.

[Q]: Context: 'I would love to have the Firewood the most. ' 'Unfortunately I need firewood the most too. How about I take 2 firewood, 2 food, and 1 water?' 'I feel that I am not getting a fair deal. '
Utterance: 'Then what do you think is fair?'
[A]: No


[Q]: Context: 
Utterance: 'I have a family of 7 among of which 4 are in growing stages. Being the first time out with the whole family, we are less prepared and in much need of food.'
[A]: Yes


[Q]: Context: 'That sounds fair.' 'How are you on food? ' 'I need extra food. I have recently  been ill and my doctor has prescribed extra calories so I can regain my strength.'
Utterance: 'I’m sorry to hear that! If there are 3 packages of food please take 2 of them. I could stand to eat less!'
[A]:
No