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.

[EX Q]: Context: 'Hello, I hope you are having a good day! I would like to know what packages you need the most.'
Utterance: 'Hello, I'm having a wonderful day.🙂 Thanks for asking. I hope yours is a wonderful day as well. I would like 2 firewood, 2 water, and 1 food. How about you?'
[EX A]: Yes

[EX Q]: Context: 'Hi! I was hoping to get 2 packages of firewood, 2 packages of water and 1 package of food and you can have the rest.'
Utterance: 'Hello. Is there a reason you prefer more water and firewood to food?'
[EX A]: Yes

[EX Q]: Context: 'We do have a fire to start, but we are very hungry. Diabetics can eat less food because of the small meals. Don't lie to me.' '😡my type of diabetes needs many meals otherwise my insulin levels will be low' 'I am diabetic also.'
Utterance: 'your type maybe needs wild fruits which you can easily gather🙂'
[EX A]:
No