TASK 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.
PROBLEM: Context: 'Hi there!' 'hello !🙂'
Utterance: 'What are your preferences?'

SOLUTION: Yes

PROBLEM: Context: 'I just want to make sure that I don't run out. I will have my kids with me and need to make sure they don't get too cold 🙂' 'Understandable I am an avid outdoorsmen; Starting firewood is hard and can also be dangerous; how about you give me the two I will only use one you get one and I will be able to secure more within a few hours. ' 'Are you sure that you would be able to get more firewood on your own?'
Utterance: 'Yes and as a return ill give you 70 percent of what I get-- So with me managing the firewood for you, you will get more time with the kids.'

SOLUTION: No

PROBLEM: Context: 'Hello!  I've been super thirsty and as a result I was wondering if I could get all 3 packages of water?' 'I like to hike and will need additional water. Can I take one package and you can have the other two? '
Utterance: 'That sounds good to me.  Do you have any kind of preference for firewood or food?'

SOLUTION:
Yes