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: 'That sounds rough. 😮 I don't mind sharing out the food, I just need firewood.' 'That's great! Can I offer 2 packages of firewood in exchange for 2 packs of food?' 'Yes, that sounds good to me!'
Utterance: 'How about water? do you need? I can offer 2 of these for 1 pack of food'

Yes