Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "Check out HARRY S TRUMAN 2009 Topps American Heritage #C81 CHROME REFRACTOR /76 PSA 9 MINT  https://t.co/DAzIrEoG4L via @eBay" 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.