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 self-need strategy, otherwise output No. self-need is a selfish negotiation strategy. It is used to create a personal need for an item in the negotiation, such as by pointing out that the participant sweats a lot to show preference towards water packages.

Input: Consider Input: Context: 'I understand I have an always hungry toddler' 'Wow...what a different world' 'You got that right I can give you 2 firewood if you give me two food'
Utterance: 'What abou you give me two firewoods and i give you 1 food and 1 water?'

Output: No


Input: Consider Input: Context: 'Hi! I'm very excited for the upcoming camping trip!! 🙂' 'Me too! 🙂 What do you think about the extra supplies?'
Utterance: 'I recently bought two new puppies, and they are coming on the trip. I could really use the extra water for them!'

Output: No


Input: Consider Input: Context: 'hello. so what are you thinking about this whole situation?' 'Hey, I think that this is nice, we get to go camping and get extra stuff. But definitely need more food and firewood' 'Yeah, I think I'm okay with firewood, but I'd really like more food and water.'
Utterance: 'That fine then. If you want you can have most of the water and I can have most of the firewood. Sounds good?'


Output: No