Lesson 1 Setting up on a 13x13 board

Good Too close

Good Too low

Good Too central

Lesson 2 Capturing Tactics

2

3
1

9
7
5

8
6
4

3

2

1

Chase down Ladder

Net Double atari

1

3

2

Snapback Snapback

1

1

1

1

1

Lesson 3 Cutting Points and Connections

x

x

x

x

x

x

x

1

2

1

1

2

3

4

a

The points marked ‘x’ are cutting points The triangle points are solid connections

The triangle points are hanging connections White 1 can be captured immediately: no cut

White has a choice of ways to capture the stone, and so connect

Lesson 4 The First Line

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1

2

3

4

5

6

7

8

9

3 1

2

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5

6

7

After Black 3 ... ...White should connect this way

If not, Black has a choice of ways to capture

1

2

4

3
5

1

2

4

1

5

2

3

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2

5

3

4
6

White 2 is dangerous... ...Black 3 is very good

Again, White 2 is dangerous... ...and Black 3 is good

White 2 is correct ... ...Black gains some points

Lesson 5 Ko

1

After Black captures, the rule of ko states that White may not recapture at once.

1

This is an important ko: if White can connect it all the black stones with triangles will die.

1

White answers Black’s threat White makes threat against Black

Black makes threat against White Black answers White’s threat

1

Cycle in a ko fight (read clockwise)

Lesson 6 Eye Shapes

These black groups are safe with two eyes These black groups are already safe

1

1

1

1

1

1

1

1

Killing groups and saving groups by playing at the vital point

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3

4

2

1 3

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2

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3
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2

1

Failed attacks Successful attacks

Lesson 7 False Eyes

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1

Black’s second eyes are false White can attack each whole group

a

2

1

Groups dead because of their false eye White makes the eye false after Black takes

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2

3

4

5

Black creates a false eye and captures some stones

Lesson 8 3-3 Invasion

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3

2

5
7

11

4
6
8

9

10

12

White can live Standard sequence

1

2

11

9

10

1

2

3

5

4

7

6 8

Correct side Too narrow

5

7

8

1

6

3

2

4

3

4

1

5

2

Ko fight Normal approach to the 4-4 point

Lesson 9 Enclosures

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5

2

3
1

4

4

3

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2

1

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4

This corner enclosure is strong. The attacks by White are unsuccessful.

Black has a good game for territory

The double wing formation is good

Lesson 10 Problems

All positions Black to play