User: Please carefully read the following conversation and answer: Is the very last utterance from the speaker a positive, neutral, or negative feedback? Often negative feedbacks include corrections and keywords like no, not, undo, don't, with generally negative sentiment, while positive feedbacks often include good, yes, correct, okay, or simply move on to the next stage. 
(start of the conversation)
	Listener: select C 
	Speaker: Great. Last one is a tall house, with a chimney in the middle of the roof and a rectangle missing from the hosue 
	Listener: select G 
	Speaker: No, the "house" shape is missing a white rectangle in the center of it 
(end of the conversation)
Answer a single word, Positive, Neutral or Negative. 
Assistant: Negative.