Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "I’ve purchased exactly 2 @Nike products in 25 years.  A pair of Lunar shoes that turned out to be unsupportive unst… https://t.co/7gKSFZHhKH" STOCK: nan DATE: nan
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 nan and the TextBlob polarity score is nan.