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: 'Okay I will give you 2 firewood 2 food and 1 water.' 'food and water is ok, but i must need 3 pack of fire wood friend' 'okay I will give you 3 firewood 1 food and 1 water because I too have family,there two old people and 1 child.'
Utterance: 'understand my situation friend i need the food and water for old age sicked people and my kids, 1 pack of food and water not enough '
A: 
No