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 F 
	Speaker: a building with a lobster claw like roof 
	Listener: select A 
	Speaker: incorrect, a rectangle with a skinny rectangle emerging from its top center section 
(end of the conversation)
Answer a single word, Positive, Neutral or Negative. 
Assistant: Negative.