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: 'I am traveling with a big group so we need more water.' 'lots of water only for when u have thirsty' 'That's true but we don't want to be dehydrated either since we have so many people haha. Here's my suggestion: 2 waters for me and 2 food items for you?'
Utterance: 'if u had hungry means what will u do. u need food. right. hehehe'

SOLUTION: No

PROBLEM: Context: 'Hello! I don't mind giving you more of the food as long as I could have more of the water and firewood. 🙂' 'Well, I do need some of each, what about I take 3 food and 1 each of the other two?' 'I don't mind taking 2 of the water as I need it for a medical condition and 2 firewood however I would like to get 1 of the food.'
Utterance: 'You need water the most?'

SOLUTION: Yes

PROBLEM: Context: 'Well you guys did say you did not care much about large fires. What if you gave all the firewood in replace for the water and you can still keep 1 food?' 'So I would get 3 water and 1 food and youd get 3 firewood and 2 food?' 'Yea that seems like an alright trade to me 🙂'
Utterance: 'Hmm... alright then 🙂.'

SOLUTION:
No