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.

Example Input: Context: 'I would be OK with two packages of water.' 'Good. 2 packages of wood for me. 1 for you. 2 packages of water for you, and one for me. How should we divide the food?' 'I will take 2 packages of food and 1 for you.'
Utterance: '😮I thought you didn't need so much food, because of your diet....'
Example Output: No

Example Input: Context: 'Pretty good!  I am looking forward to going on this camping trip with my family.' 'Same here! We had a couple bumps in the road though, as our freezer stopped working so all our food went bad ☹️' 'That is rough ☹️  We should try to split the resources equitably then'
Utterance: 'Ya definitely. I need food and firewood most. What do you need?'
Example Output: Yes

Example Input: Context: 'ok what you want now explain' 'You can take 2 firewood and 1 water.' 'okk thank you'
Utterance: 'That is okay for me, hope you can utilize that.'
Example Output:
No