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.

Ex Input:
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?'

Ex Output:
Yes


Ex Input:
Context: 'Food as well teenage boys you know they eat a lot of food, and then a bit of firewood  but i am sure we will agree on something' 'Right...hmm. What do you say to 2 food, 1 firewood for me?' 'i am good with that how many waters do you want can i have 2?'
Utterance: 'Sure we can do that 🙂'

Ex Output:
No


Ex Input:
Context: 'i'm good thank you, How are you doing today?' 'I am good, let's plan our camping trips. I am diabetes, so water is very important to me. what about you?' 'I need water too'
Utterance: 'what is the next thing you need the most/?'

Ex Output:

Yes