all: introduction_to_markdown.html NLINES=10000000 %.html: %.org emacs -batch $^ --funcall org-html-export-to-html sed -i 's/
/
  • /g' $@
	mv $@ $@.bak
	cat $@.bak | grep -A $(NLINES) -e '' | grep -B $(NLINES) -e '
    ' | grep -v -e '' -e '
    ' > $@
	rm $@.bak