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'm doing great. How about you.?' 'Really good.' 'Which option you would like to go for?'
Utterance: 'I am most interested in the firewood.  How about I take 2 firewood 1 food and 2 water'

Output: No


Input: Consider Input: Context: 
Utterance: 'hy thats my offer'

Output: No


Input: Consider Input: Context: 'I really need water though. Are you sure you need that much?' 'Yes please ..! My son has respiratory problems I'll definitely need that 😡😡😡' 'If you really need water, then can I have 2 firewood and 3 food then?'
Utterance: 'No I really need food also ...at least I will take 3 food and 2 water and you can take remaining'


Output: Yes