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 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.
PROBLEM: Context: 'Great so we are on the same page. Ill take two fire wood, one water, and one food.' 'Okay! Then it's a deal! 🙂' 'Ok you will get one fire wood, two waters, and two foods'
Utterance: 'Yes! That is correct! 🙂'

SOLUTION: No

PROBLEM: Context: 'hello' 'Hello how are you, I was wondering if its okay with you, If i can get 3 waters, 2 firewoods, and 1 food? what are your thoughts?'
Utterance: 'i cant afford to give you all 3 waters because i would need some for myself'

SOLUTION: No

PROBLEM: Context: 'Great! I'm so excited to go camping this weekend!🙂' 'Me too!! Though it's over 100 degrees these days. 😡' 'Well hopefully it will be cooler up in the mountains. What supplies are you in need of?'
Utterance: 'I am a big eater. I tend to eat a lot throughout the day. You? 🙂'

SOLUTION:
Yes