'Get problem html body only.'

def _get_p_html_body_leetcode(self):

    q_content_html = self._raw_p_html('.question-content').html()
    p_body_start = q_content_html.find('<p>')
    p_body_end = q_content_html.find('<div>')
    p_body = q_content_html[p_body_start:p_body_end]
    return p_body
