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.

Example Input: Context: 'I'm excited too! I am an avid fisherman so I can't wait to catch plenty of fish for us to eat.' 'Do you need extra firewood to cook the fish? I have a bunch.' 'I do need a little firewood to cook the fish. However, it's so hot outside that I may get dehydrated. '
Utterance: 'Ah, so you want some extra water too? I have a lot of lemonade mix for the kids so I'll need water for them.'
Example Output: Yes

Example Input: Context: 'i understand friend, we going to a snow fall place so we need fire wood and sicked and kids are in my team so i need food and water' 'Okay I will give you 2 firewood 2 food and 1 water.' 'food and water is ok, but i must need 3 pack of fire wood friend'
Utterance: 'okay I will give you 3 firewood 1 food and 1 water because I too have family,there two old people and 1 child.'
Example Output: Yes

Example Input: Context: 'Hi.  I am looking at possibly taking 3 of the food packages, 2 of the water packages and one of the firewood.  ' 'Hi. Why do you need so many food packages?'
Utterance: 'Well, I have two teenage boys who will be with me.  In normal circumstances they go through a lot of food.  While camping, hiking and kayaking I know we will need plenty to keep their energy level high to do everything.🙂'
Example Output:
Yes