Update 'README.md'

README.md

@@ -6,24 +6,5 @@ pip install langchain
 pip install openai
 ```
 
-```
-template = """You are a teacher in physics for High School student. Given the text of question, it is your job to write a answer that question with example.
-answer = answer_chain.run("What is the formula for Gravitational Potential Energy (GPE)?")
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-```