Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @RoyalDocksBrew: "Fantastic place to relax! Great atmosphere!" @Groupon #HappyCustomer
" STOCK: Groupon DATE: 28/02/2017
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.