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: 'Hey, I was thinking that I could take all of the food items, and 2 of the firewood items. My friend has low blood sugar and they need the food in case they crash, and the warmth of the fire to maintain at evening.' 'Water is my highest priority, what is yours? Is it food?'
Utterance: 'Yes, food is my highest. It's necessary for my friend to keep extra around just in case he crashes. Why is water your highest priority?'

SOLUTION: Yes

PROBLEM: Context: 'You can never be too prepared. We stay closer to camp as we have little ones with us on this trip.' 'are you interested in taking 1 firewood, all 3 foods and 1 water ? And then what's left would be to us ? ' 'I would do 2 firewood, 3 foods and 0 water.'
Utterance: 'Well it's important for both of us to get that wood ! '

SOLUTION: No

PROBLEM: Context: 'Hi! I am doing good.What about you?' 'Doing well, I'm exciting about my next camping trip with my family. ' 'Yeah that's fine.What you need the most?'
Utterance: 'I need food because I have mouths to feed and maybe a firewood?'

SOLUTION:
Yes