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.

Q: 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.'

A: No
****
Q: Context: 'food is necessary for all living beings. '
Utterance: 'I am traveling with a big group so we need more water.'

A: Yes
****
Q: Context: 'That actually sounds pretty good to me. 🙂' '🙂' 'So, it looks like we have reached a compromise. '
Utterance: 'Yes we have. Just to clarify, I will get two packages of water and you will get one. I will also get two packages of firewood and you will get 1. And then I will get 1 package of firewood and you will get 2,'

A:
No
****