不败之地

Explanation: Lose: lose, lose. Has the advantage, not defeat. Analogy sure to win 　　Usage: Partial official; as object; with compliment, for in a dominant position 　　Source: Qin Sun Tzu "Sun Tzu-shaped articles": "Gushan are invincible." 　　Riddle: Shengjing Thesaurus:  to look one way and row another, rise from one's ashes, win in the first battle, defeat one's opponent by a surprisemove, renascent, lure the tiger out of the mountains, besiege Wei to rescure Zhao— relieve the besieged by besieging the base of the besiegers, news of victory keeps pouring in