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 other-need strategy, otherwise output No. other-need is a selfish negotiation strategy. It is used when the participants discuss a need for someone else rather than themselves. For instance, describing the need for firewood to keep the kids warm.

[Q]: Context: 'Hi: I have invited friends from a nearby campsite for dinner and i heard it is going to be really cold tonight. I would prefer to have some extra fire wood for sure. lly cold tonight.'
Utterance: 'Hi I am also going camping. Unfortunately I need as much firewood and water as possible too. I need to be able to cook our food and stay warm all night '
[A]: Yes

[Q]: Context: 'oh my are you going somewhere cold? I could use the water, I am going on a charity event with kids from the Make A Wish foundation. Its going to be their first time!' 'Ok I will give you 3 waters if you give me 3 firewood' 'sure i can do that, what about the food then? how much food would you need for the tip? can you hunt where you are going?'
Utterance: 'I am up to u '
[A]: No

[Q]: Context: 'Food is what I need most. I can not survive with less than 2 food' 'i also need more food okay what if you give you 2 foods if you give me 2 firewoods?' 'that will be okay. then I take 2 water you take 1'
Utterance: 'i really need more food. are you sure that we cant do i get 2 foods and i can give you 2 firewoods and 2 water? what do you think?'
[A]:
No