Xu You
... that Xu You foiled Li Congshan's attempt to seize the crown from his older brother by informing on him to the crown prince himself?
... that <b id="mwC4U"><a href="./Xu_You_(Southern_Tang)" id="mwC4Y" rel="mw:WikiLink" title="Xu You (Southern Tang)">Xu You</a></b> foiled Li Congshan's attempt to seize the crown from his <a href="./Li_Yu_(Southern_Tang)" id="mwC4c" rel="mw:WikiLink" title="Li Yu (Southern Tang)">older brother</a> by informing on him to the crown prince himself?