# Beginner Exercise 107 / Solution

Sub-page of BeginnerExercise107

## Solution

Ko

After , can make ko. threatens a snapback.

The difference between winning and losing this ko is 19 points of territory. If Black wins he gets only 4 points of territory, while if White wins she gets 15 points.

## Failure 1

Black lives

If here, then lives as per rectangular six. Subsequently, a and b are miai for life.

## Failure 2

Larger ko

The difference between winning and losing this ko is 20 points, since Black gets 5 points if he wins it. gives up a possible point for nothing.

White wins the ko

White wins the ko in an unusual way with . Now if Black takes the ko, White captures the stones. It would be a mistake for White to fill the ko, because that just leads to another ko.

## Real game

Gote

is gote, gaining 0.5 point more than the ko. You can see that because if Black wins the ko he gets only 4 points, but if he plays first, he gets 5 points.

Beginner Exercise 107 / Solution last edited by 68.124.70.8 on February 7, 2014 - 21:52
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