Tesuji from Games 11

Yi Ch'ang-ho - Yoda Norimoto 2006-02-24  

Early in this game Black (Yoda) captures fifteen stones in the upper right for an early lead. However, Black then fails to prevent White from enclosing the lower right on a large scale and White regains the lead. When White plays to close off the center, Black can not compromise and therefore plays hane at . White has planned for this and exchanges for before cutting at .

Continuation  

Play continues up to with White stopping Black's penetration into the center. At this point Black can play at a in order to cut off the seven White stones on the left side. White has foreseen this.

How does White live if Black plays at a now? Tesuji from Games 11/Attempts