instruction:
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.
question:
Context: 'How many of each extra package are you thinking you need?'
Utterance: 'I would prefer to take all of the firewood, split the food, and you could have all of the water. What do you need the most?'
answer:
Yes

question:
Context: 'That seems fair. How about water. How would that be split? I'm very concerned.' 'Me too. There is little natural sources where I'm going. ' 'I'm not familiar with my surroundings. None of us going have ever been to this spot.'
Utterance: 'I mean I would give two waters if I could get one more food. So 2 water for you and 2 food.'
answer:
No

question:
Context: 'With little firewood, I need the food since I can't cook fish. How about you get 2 firewood, one food, and 1 water?' 'how about i get 2food because it is very important to my health' 'Okay, how about you get 2 firewood, 2 food, and I get 1 firewood and 1 food and all the water?'
Utterance: '☹️ no i also need water,i get dehydrated easily'
answer:
No