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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _parse_node(self, node, state):
 """Entry point for parsing all node types. :param node: The lxml HTML node to parse :param state: The global state necessary to place the node in context of the document as a whole. :rtype: a *generator* of Sentences """

        # Processing on entry of node
        state = self._parse_section(node, state)

        state = self._parse_figure(node, state)

        if self.tabular:
            state = self._parse_table(node, state)

        state = self._parse_caption(node, state)

        yield from self._parse_paragraph(node, state)