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 elicit-pref strategy, otherwise output No. elicit-pref is a cooperative negotiation strategy. It is used to discover the preference order of the opponent in the negotiation.
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Question: Context: 'That would be very nice, but I worry about you not having enough on the trail.  Dehydration would not be good.  I am pretty sure I can ration my supply to make it last.  🙂' 'You're a good friend! I'm excited to embark on this adventure! 🙂🙂🙂' 'Me too!  So let me clarify:  I will take 2 firewood, 1 water and 1 food.  You will take 1 Firewood, 2 water and 2 food.  Is that right.  🙂🙂🙂'
Utterance: 'Agreed! 🙂'

Answer: No


Question: Context: 'Hi, 🙂 can we make a deal for me having 3 water, 2 food, and 2 firewood?' 'no what about this, I get 3 firewood then rest is yours'
Utterance: 'I think can highly consider it, why do you prefer the firewood? '

Answer: Yes


Question: Context: 'Hello! 🙂 Let's work together on a deal for these packages, shall we? What are you most interested in?' 'Hey! I'd like some more firewood to keep my doggo warm. What do you need?'
Utterance: 'I need firewood as well. We have a large group consisting of mostly senior citizens, including my grandma, so we'd like the firewood to keep everyone warm.'

Answer:
No