Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "15% Cash Back at The Fogata Brazilian Steakhouse. @Groupon is your answer, what's your question? As #OMSLLC continu… https://t.co/4Kfo4oSnvF

" STOCK: Groupon DATE: 02/09/2018
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 0.0.