Given the task definition and input, reply with output. 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, me too. what is most valued to you?' 'I just want to make sure that I get a lot of firewood. It's going to be freezing cold on my trip, and I need to make sure I can stay warm. What's most valued to you?' 'unfortunately  i need a lot of wood too. and food. '
Utterance: 'Okay. And what about water? I'd like at least 1 water. I'm going to do a lot of hiking and need to stay hydrated.'

Yes