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 0 400   0   text	%
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 0 400   0   % command=1
 0 400   0   \documentclass
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 2 400   0 + \begin{document}
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 0 401   0 | % tag closing=5
 0 401   0 | \end{document}
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 2 400   0 + \begin{math}
 0 401   0 | E &= mc^2
 0 401   0 | \end{math}
 0 400   0   
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 2 400   0 + \begin{align}
 0 401   0 | E &= mc^2
 0 401   0 | \end{align}
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 2 400   0 + \begin{comment}
 0 401   0 | A block comment
 0 401   0 | \end{comment}
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 2 400   0 + \begin{verbatim}
 0 401   0 | puts $foo
 0 401   0 | \end{verbatim}
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 0 400   0   \(\)
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 0 400   0   \#
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 0 400   0   \x[12pt]
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 0 400   0   \
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