field marshal
... that only two chiefs of the Indian Army have ever been promoted to field marshal?
... that only two chiefs of the <a href="./Indian_Army" id="mwBCs" rel="mw:WikiLink" title="Indian Army">Indian Army</a> have ever been promoted to <b id="mwBCw"><a href="./Field_marshal_(India)" id="mwBC0" rel="mw:WikiLink" title="Field marshal (India)">field marshal</a></b>?