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: 'I hello I need firewood to survive' 'oh my are you going somewhere cold? I could use the water, I am going on a charity event with kids from the Make A Wish foundation. Its going to be their first time!' 'Ok I will give you 3 waters if you give me 3 firewood'
Utterance: 'sure i can do that, what about the food then? how much food would you need for the tip?  can you hunt where you are going?'

Answer: Yes


Question: Context: 'Are you bringing several coats while camping?' 'Yeah, I might even have too many.I still need water the most,so I'm thinking I should take the water and you should take the firewood.' 'I can deal with that. I'd rather a little thirst than being cold.'
Utterance: 'Okay, So I'll take all three water, you'll take all three firewood package and I'll take one food package and you get two. What do you think? 🙂'

Answer: No


Question: Context: 'Hai friend.. my group going to a trip my team members are have some sick and i all have a kid so i need some more package. can you help me?' 'More packages of what exactly? I ave IBD so I tend to drink more than I eat when camping. So I enjoy water.' 'friend i need 3 pack of water and 2 pack of fire wood and 2 pack of food can you please help me. ii a kids to so i need this please.'
Utterance: 'I could give you two extra food and fire wood. but i really need some of that water, the lake whater here is blue green and smells funny'

Answer:
No