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: 'In this extra package I need two food' 'wow that is a much' 'because of my big size I want two extra food package '
Utterance: 'i will give you that in exchange for 1 food and 3 water with 2 firewood'

Answer: No

Question: Context: 'That's amazing!!! So here is the deal...I'll give you the 2 firewood packages so you can sleep under the stars tonight. In return I'll have to keep 2 water packages and 2 food packages since I won't be able to cook all of this fish and I still have a family to feed. ' 'I'm glad you understand my problem. But I really need those 3 firewood packages. I'd be happy to give you 2 water packages and all the food in exchange.' 'Initially you were willing to take the 2 packages of firewood. If you have all three I won't be able to cook any of this fish and it will all go to waste. ☹️'
Utterance: 'Didn't you bring any firewood at all with you?'

Answer: No

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