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.

Context: 'hello' 'Hey there. How are you?' 'not soo good, i am hungry'
Utterance: 'Uh oh. What are you preferences on supplies?'
Yes
The speaker asks the opponent about their preferences on supplies, which is a cooperative strategy because it seeks to discover what the opponent's preferences are. Since the utterance contains this strategy, then the answer is Yes..