Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @MLS: Welcome to the @Audi #MLSCupPlayoffs, @realsaltlake! https://t.co/Zn6MrwwAAL

" STOCK: Audi DATE: 28/10/2018
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 1.0.