Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "#Electric Vehicle market expands to include more #luxury models. @MercedesBenz joins @Audi, @BMW, @Jaguar, and… https://t.co/I0rhH1bBQc

" STOCK: BMW DATE: 01/10/2018
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 -1 and the TextBlob polarity score is 0.5.