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.

Q: Context: 'Hey, how are you doing today? are you excited to go camping?' 'I am good. How about you?  Yes, I love camping!' 'I am doing great! camping is super enjoyable'
Utterance: 'Do you bring enough stuff?'

A: No
****
Q: 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?'

A: Yes
****
Q: Context: 'Hello! I'm so excited for this camping trip. What do you still need as your supplies?' 'I think food, water, and firewood are all going to be fairly important.'
Utterance: 'I agree. I have diabetes, so water and food are super important to me. My diabetes makes me super thirsty and I have to make sure I keep my blood sugar under control with certain foods ☹️'

A:
Yes
****
