TASK DEFINITION: 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.
PROBLEM: Context: 'What are your preference what would you need most?' 'I need to keep the fire burning so i need firewood most. What about you?'
Utterance: 'I dont need the firewood as much. '

SOLUTION: No

PROBLEM: Context: 'I am in dire need of firewood myself. I was planning on bringing food that needed to be cooked over flame. 😮' 'Well maybe we can find a way to split it!  This isn't a problem we can't solve.  Are you in need of food too, then?' 'That would be great! I don't need food as much as I am in need of firewood, to be honest.'
Utterance: 'I brought purification tablets so I can make do with rainwater or river water.  How about you?'

SOLUTION: Yes

PROBLEM: Context: 'Me too🙂. I packed a lot of food so I have plenty to spare' 'that's awesome. I think I need more food myself, but I have tons of water.' 'I really am in need of firewood and would appreciate the extra water if you can spare some'
Utterance: 'Would it be okay if I was to get 3 food packages, and spare you 3 water packages?'

SOLUTION:
No