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 other-need strategy, otherwise output No. other-need is a selfish negotiation strategy. It is used when the participants discuss a need for someone else rather than themselves. For instance, describing the need for firewood to keep the kids warm.

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 '
Yes

Context: 'Hello hope you are excited for the trip Im hoping we can discuss the supplies. I would like to get 2 water 1 food and 2 of the firewood '
Utterance: 'I can give you 2 waters and 1 food, but I really need more firewood. I ran out last time and I don't want to go through that again! How about you take 2 waters, 1 food, and 1 firewood? '
No

Context: 
Utterance: 'Hi! I like to hike so I really need more water. Could I take 2 packages of water and 1 of food and 2 of firewood?'

No