TASK DEFINITION: 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.
PROBLEM: Context: 'I know how that goes...We are planning on hiking too and we could also use some extra food.' 'well I am sure between you and me we will find a way....' 'I really need some food, but I could also use extra firewood. It is supposed to be pretty cold at night and we would love to cook up some smores.'
Utterance: 'I hear you we have the same issues well you can have either 2 food or 2 firewood what would you prefer?'

SOLUTION: Yes

PROBLEM: Context: 'oh my are you going somewhere cold? I could use the water, I am going on a charity event with kids from the Make A Wish foundation. Its going to be their first time!' 'Ok I will give you 3 waters if you give me 3 firewood' 'sure i can do that, what about the food then? how much food would you need for the tip?  can you hunt where you are going?'
Utterance: 'I am up to u '

SOLUTION: No

PROBLEM: 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.'

SOLUTION:
Yes