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: 'Nice. Same, it's over 100 degrees where I live. 🙂' 'Yikes! It's a bit colder up here, that's why I would like to bring some extra firewood to stay warm at night.' 'Oh, I see what you did there. No problem I have plenty of firewood for you buddy. 🙂'
Utterance: 'Great! What extra supplies would you like to bring?'

Answer: Yes


Question: Context: 'I am doing great' 'Great! For our camping trip, I would love to take all the water and firewood. You can have all the food. ' 'I really need the firewood,  It gets very very cold at night where I go camping.'
Utterance: 'I really needed firewood also.  I have brought my whole family camping which includes my 2 and 3 year old.  They really need to stay warm'

Answer: No


Question: Context: 'Definitely! I am glad we could come to an agreement. Do you like to camp a lot? Or hike?' 'I love to camp! Especially when there is enough firewood! It is a great (and inexpensive) activity for me I get a lot of enjoyment out of. Hopefully you will become an avid camper after this trip!' 'Haha maybe! I am afraid of some bugs though, especially ticks 😮'
Utterance: 'Yes, you have to check EVERYWHERE for ticks! And since we've come to an agreement, I will submit our deal!'

Answer:
No