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: 'Hey there!' 'Hi! What are your preferences? '
Utterance: 'Food is of the highest preference for me! I am a diabetic and always need to be able to eat if I'm experiencing a low! How about you?'

SOLUTION: Yes

PROBLEM: Context: 'i need the firewood because i tend to catch a cold easily and also scared of the dark. i can give you 2 water and 2 food for 3 firewood and i food' 'will you allow me to get 3 waters and you can have the 3 firewood and 2 foods? 🙂' 'yes i can agree to that, thats a good compromise'
Utterance: 'yay, thank you so much! to very I am getting 3 waters, 0 firewood, and 1 food?'

SOLUTION: No

PROBLEM: Context: 'Could I have 2 firewood?' 'Ok' 'How are you with your water supply?'
Utterance: 'I need one pack of water to survive and will boil water using the firewood.'

SOLUTION:
Yes

