Otherwise known as ishi-no-shita. Playing where a group of stones was already removed from the board. These tesujis are notoriously hard to see while solving...

Volume 3: ISBN: 7-8105-1567-5<br> <br> Connecting Groups ( 棋子的联络 Qi2 zi3 de Lian3 luo4)<br> 28 problems<br> <br> Splitting Groups (棋子的切断...

Volume 2: ISBN: 7-8105-1566-7 <br>Snapback and Shortage of liberties problems.

Volume 1: ISBN: 7-8105-1565-9 <br>Fighting and Capturing 123 problems (not divided into sections by type)

The classic tesuji.

Volume 4: ISBN: 7-8105-1568-3 <br>Net 60 problems; <br>Throw in/Squeeze 63 problems

"Shortage of liberties means an acute lack of liberties. Since stones with no liberties are captured, the phrase is used in certain situations to mean that s...

Tesuji on the 1st line.

General or non-specific tesuji

These formations capture opponent stones by surrounding them and stopping them breaking out.

Tesuji that threaten 2 things and where the opponent can only defend against one.

An infamous tesuji where two groups are in snapback at the same time. A favorite of wildly improbable problems.

Special tesuji that defy further classification.

Problems in which this move is a likely contender for best play; either as territory reduction (endgame), or in a life and death way. It is not necessarily t...

Connect by playing on the 1st line.

These problems force a group to have one eye in damezamari -- then make it impossible to get the second eye through some tesuji on the other side.

This tesuji is for when you throw-in where it seems like a throw-in is silly. In this case, there is only one existing liberty affecting the group you're thr...

Volume 5: ISBN: 7-8105-1569-1<br> <br> Connecting (联络) 16 problems;<br> Making shape (整形) 28 problems;<br> Endgame (官子) 20 problems;<...

"The Squeeze tesuji is a play by which you squeeze the opponent's stones into an inefficient dumpling shape. Often a successful squeeze includes sacrificing...

Capture the opponent's group using throw-ins and ataris.

Find the vital point inside an opponents group.

Problems where the answer involves a ladder, but it's not necessarily obvious. This secret counterpart gives less away than the regular "Ladder" group.

What might seem like a group with two fake eyes may still be alive if it's connected to itself

Otherwise known as the nose-hit or nose-attachment.

You have to find the vital point and strike it.

Where by playing a kosumi onto the first line, you gain a liberty that enables enemy stones to be killed. This is a kind of shape tesuji.

A tesuji that counters 2 ladders simulatenously.

Good Empty Triangles

Tesuji that induce the opponent to play a (series of) move(s) that make you in a natural way play stones that you would like to play anyway.

A tesuji where you force your opponent to extend his encroachment into your group to three stones along the edge. He can no longer let you catch two to take...

Sometimes you have a shape that looks like it's Nakade... if only you could play in the middle. But you surround the stones, take away their liberties, and s...

A common corner tesuji, attaching at the 2 - 2 point.

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A probing move to test where your opponent will answer before determining your own course of action.

Surrounding an eye on the edge with stones that have no eye themselves. This isn't a complete description. Please see problems for clarity.

Throwing in on a group to stop an eye in a certain formation, where the throwin prevents making an L shape, and after taking the throw-in the eye can be prev...

A tesuji where by creating a hanging edge shape, you can sacrifice a group of three stones, taking back one, which creates a false eye.

Tesuji that seem to be a line to far but miraculously still work.

Problems in which two or more ko's are fought simultaneously or problems that use eternal life. (Please specify your rules-set (Ing, Chinese, Superko, etc....

Butting into an opponents stone.

Force some profit out of the position before defending yourself.

By giving up four stones on the edge, you can throw back in and prevent any eye at all. This is usually useful when connecting out would end with some shorta...

Ladders in which the groups to be captured has more than 1 liberty.

Six stones in the shape of a rabbit that form dead shape

Forty professionals were asked to select the ten most useful tesujis from a collection submit­ted by the staff of Kido. They are given in order of popularit...