Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "@BMW  @BMWUSA  Don’t buy bmw.   I have a 2010 and the key fob battery died and I replaced the battery myself and it… https://t.co/OHk3WzgBB2" STOCK: nan DATE: nan
Sentiment: (Provide sentiment here)
Explanation: The tweet sentiment is related to the stock mentioned, and it's important to interpret the context. The LSTM polarity score is nan and the TextBlob polarity score is nan.