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.

Ex Input:
Context: 'I am running low on firewood. I need more to keep the fire going and cook food. ' 'Yeah I need firewood too. It's only 50 degrees at night on the mountain, even in the summer.' 'How would you feel about giving me some firewood for food?'
Utterance: 'Maybe, I need food too but I want firewood the most.'

Ex Output:
No


Ex Input:
Context: 'yes, what would you like?' 'I was thinking I will take all the food and water. You can have the firewood. ' 'that's not going to work for me. I need to keep at least 2 foods and 1 firewood but you can have all the water.'
Utterance: 'Are you most interested in the food? 😮'

Ex Output:
Yes


Ex Input:
Context: 'Hi. Can you help me get supplies for my camping trip?🙂' 'Hello fellow camper! I'm pretty sure I can help you. 🙂' 'Okay, great! What do you need the most?'
Utterance: 'I am looking for food, me and the kiddos need to eat many snacks for energy while exploring hiking trails. What about?'

Ex Output:

Yes


