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: 'thats terrible! i broke my leg and wont be able to collect my own firewood , could i maybe get 2 packages? ☹️' 'Terribly sorry to hear that; it sounds like you won't be able to camp much in that condition. I assume you have someone coming along to help you because of your leg?' 'just a bunch of children under 5 who wont be able to gather firewood. so i desperately need at least 2'
Utterance: 'I see, well it sounds like you're going to need some additional food with those children. How about I provide you with some additional food and you can help me with my need for heat with firewood?'

Answer: No


Question: Context: 'Hello, what are your preferences for extra supplies?  I am greatly in need of food and water.  We will be doing a lot of activity in a hot, dry climate.🙂' 'I prefer firewood because I will get cold at night. I forgot blankets ☹️'
Utterance: 'Would it work for you, then, to give me the three food and three water, and I can give you all of the firewood?'

Answer: No


Question: Context: 'Hi, how are you, ready for the big camping trip?' 'Yes I am. I'm actually already at the camp and came across some homeless people who could really use all the food they can get.' 'Wow, ok. I'd can give you some food, I'd like to have a little extra food and water as we have a larger group going. '
Utterance: 'I see. Which is more important to you, food or water?'

Answer:
Yes