The History of the Problem's Final Score
(1999 - 2011)
2011 - Yamada Shinji's Tsuke Again
(Referenced by 496) : So our terminal result for the outcome of the problem is that Black wins by three points. However, there remains the danger that Black might play tenuki in the later endgame on the left side, and enforce the Semeai Variation with a move at . This will be profitable for Black, if the difference in the results of both main variations (Semeai and Capture Variation) is greater than, or equal to, his loss in the endgame on the left. This does not apply to our solution; however, it does apply to the professional solution. |
|
///: : Now, Black cannot tenuki the endgame on the left, for example, to start the Semeai Variation with . |
|
: As a matter of course, Black could capture White's -group on the left side with a move at . But then, White would live with a move at in the lower left corner, so capturing all of Black's -groups on the right, which is larger. | |