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.

[Q]: Context: 'Hai friend.. my group going to a trip my team members are have some sick and i all have a kid so i need some more package. can you help me?'
Utterance: 'More packages of what exactly? I ave IBD so I tend to drink more than I eat when camping. So I enjoy water.'
[A]: Yes


[Q]: Context: 'Hello How is preparing for your trip going?' 'Hi! I've made some mistakes so I need some extra supplies. ☹️ Which item do you need the most?'
Utterance: 'I need water the most we are campin  in arizona how about you'
[A]: Yes


[Q]: Context: 'Hi, '
Utterance: 'Hello. What sort of supplies are you looking for?'
[A]:
Yes