Definition: 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.
Input: Context: 'Great! I get dehydrated very easily, so I am pretty jumpy at the thought of running out! 🙂' 'That's not good! ☹️ We don't want that to happen. So to confirm, you get 2 food and all the water, and I get 1 food and all the firewood? 🙂' 'Yes. I would get 2 food and 3 water, and you would get 1 food and 3 firewood. Hopefully this works for you!'
Utterance: 'You have yourself a deal!'

No