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 don't think that's going to work for me, but I'm sure we can come up with an agreement.' 'okay friend you can have 3 firewood and 3 water is that good enough?' 'I am going to need some food of course. '
Utterance: 'yes ofcourse i agree with you.my dear friend will you have 1 food 3 firewood and 3 water'

A: No
****
Q: Context: 'Looking forward to this camping trip!  I am hoping we can find something amicable with these additional resources.' 'I'm excited too 🙂. Things have been stressful lately. What are some things that you value most?'
Utterance: 'It's supposed to be chilly where we are heading and I could really use some extra firewood.  🙂  What about you?'

A: Yes
****
Q: Context: 'Hi  - nice to meet you!  I hope we can work out a deal that is good for both of us.'
Utterance: 'Hi, 🙂 It's nice to meet you as well: I also hope we can work something out: Food is my excess trip priority, What is yours?'

A:
Yes
****