Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @momwithoutlabel: Are you ready for school? We're feeling prepared thanks to @Walmart! #Ad #BacktoBusiness





&gt; https://t.co/vk7KdrZUk2… 
" STOCK: Walmart DATE: 31/07/2017
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 0.2.