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: 'Can I get 3 packages of food?' 'What do you need it for?' 'I would like some extra food in case I get hungry.'
Utterance: 'Okay that sounds ok, I can do without the food. I also need two packages of water because it will be very hot out.'

SOLUTION: No

PROBLEM: Context: 'Hello my friend! Are you ready to go camping?' 'Getting there, just need some more supplies to be safe.'
Utterance: 'Got you! I really need firewood to make smores and I don't think we have enough to last the whole night!'

SOLUTION: Yes

PROBLEM: Context: 'Hi''
Utterance: 'Hello I would like to take 3 extra food packages and 3 extra water package and 1 extra firewood packages because we had some unexpected guest join us on our camping trip.🙂'

SOLUTION:
Yes