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 Q]: Context: 'Hi! how are you doing? I hope you are getting things packed for the camping.' 'Hi there! I am doing well. I am getting things ready and so excited! How are you doing?'
Utterance: 'I'm great! and almost done with packing. and exited about the camping too. Waiting to explore and learn during the trip.'
[EX A]: No

[EX Q]: Context: 'Hello, how are you? Looking forward to camping?'
Utterance: 'Oh yeah, that's for sure. What camping item do you prioritize?'
[EX A]: Yes

[EX Q]: Context: 'Doing well. My kids are looking forward to this camping trip. They've never done it before so they're looking forward to the experience!' 'Yes, camping trips can be quite fun. I am sure it will be a plesant experience for them.' 'Yah we have a few things planned. One of the things they are looking forward to is reading scary stories by the campfire and making s'mores'
Utterance: 'That sounds like a lot of fun. What do you think you will need for that experience?'
[EX A]:
Yes