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.
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Question: Context: 'I am doing very well. Have you planned your camping trip?' 'A bit and you? I'm looking forward to figuring out a deal that helps us both!' 'That's great. 🙂 We are planning to prepare food over a fire.'
Utterance: 'Nice! What are your highest priority items?'

Answer: Yes


Question: Context: 
Utterance: 'I have a family of 7 among of which 4 are in growing stages. Being the first time out with the whole family, we are less prepared and in much need of food.'

Answer: No


Question: Context: 'Hello'
Utterance: 'Hi can I ask what camping supplies you most need?'

Answer:
Yes