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.

[Q]: Context: 'I am doing great! camping is super enjoyable' 'Do you bring enough stuff?' 'I have some stuff, but I really need a decent amount of firewood. Gets really cold at night where we camp'
Utterance: 'I am fine with the cold although I might need some to set up the fire. I have a baby with me so I might need to heat up the milk or food. '
[A]: No


[Q]: Context: 'Perfect 🙂 I think that sounds like a good deal for both of us!' 'yes i deal with u' 'Ok so when we can submit, this will be the breakdown: '
Utterance: 'I thought we agreed that I get 2 waters, 1 food, 1 firewood and you get the rest?'
[A]: No


[Q]: Context: 'That sounds good to me.  Do you have any kind of preference for firewood or food?' 'I would need additional food to sustain my energy for my hikes. Do you mind if I take two packages of the food? What are your thoughts? ' 'That sounds good to me.'
Utterance: 'Do you want any of the firewood? Would you be okay if I got two packages of the firewood? '
[A]:
Yes