Parse and extract required text from text files using C#

I have some text files with some useful data wrapped in between HTML tags like <td>, <span>, etc. I want to write a program which extracts the data in between the tags.

The text file co开发者_如何学JAVAntains other junk data too. I would also like to store these extracted data into SQL Table. Anyone who can guide me in right direction?

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Don't mention Regex and HTML in the same question on this site -- it's a sin!! ;-)

You likely want the HTML Agility Pack.