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: 'Hello, How are you? My children love to eat and have fires daily. I hope this deal works for you.🙂' 'Hello, I'm fine. I understand your need. I have health issue I can't stand without food and water.I hope you will understand my situation.' 'I completely understand where you are coming from. How much food do you need?'
Utterance: 'I need at least 2 package of food and 3 package of water. Please do favor for me.'

A: No
****
Q: Context: 'No I can't do that unfortunately./' 'Ok, so I could take 2 firewood, 1 food, and 1 water, the original deal, do you still want to do that one?' 'I would prefer the original deal'
Utterance: 'Ok, I am good with the original deal also. '

A: No
****
Q: Context: 
Utterance: 'Hello, I would like to have three packages of food. We've decided to stay an extra night but need more food to do so.'

A:
Yes
****