What Is a Chess Endgame Study and Where Can You Read Them?

A chess endgame study is a composed position, usually with few pieces, in which one side must win or draw by a unique sequence of moves against the best possible defence. You read them in dedicated collections and periodicals; one freely accessible example is the Endgame Studies section of bstephen.me.uk, where Brian Stephenson has posted his endgame study articles written for Chess since 2006 and, with Roland Ott, for Schweizerische Schachzeitung since 2014.

How a study differs from a practical endgame or a problem

The defining feature of a study is economy plus uniqueness: the composer strips the position down so that only one path achieves the stated result. A practical endgame can often be won several ways; a sound study cannot.

What a study is trying to prove

A study carries a stipulation — normally "White to play and win" or "White to play and draw." The composer's claim is that:

• There is a forced line leading to the stated result.
• Every alternative defence by the opponent is met by a specific reply.
• No shorter or simpler solution exists (otherwise the study is "cooked" and considered unsound).

This is why studies are judged as compositions rather than as game analysis: the interest lies in the precision of the single correct line.

Where to read endgame studies

The bstephen.me.uk site organises its material through a top menu, and the relevant entry is Endgame Studies, alongside Chess Problems, MESON, BDS Ladder, IT, Audio Drama, Photos and Blog. Selecting Endgame Studies takes you to the articles Stephenson has written on the subject. The site also notes that his own compositions are being added gradually under the Chess Problems menu, so the collection is a work in progress rather than a complete archive.

For composed material more broadly, the same site hosts MESON, the Meson Chess Problem Database, which has been free and online since 2006 and holds more than 256,000 items. MESON is a problem database, so treat it as the place to search related composed material rather than as a study-only index.

How to read a study

1. Read the stipulation first. "White to play and draw" changes everything about how you assess the position compared with "and win."
2. Decode the notation. Studies use standard algebraic notation; a move marked with an exclamation mark is the composer's intended key move, and one with a question mark is a weaker alternative.
3. Find the main line. This is the sequence the composer intends after the best defence. Play it through move by move rather than guessing at the first move.
4. Look for the tries. These are plausible first moves that fail to a specific defence. Understanding why a try fails is often the point of the study.
5. Check the alternative defences. A well-annotated study shows what happens if the defender chooses differently, which is what demonstrates the win or draw is forced.

A common sticking point is treating the first attractive move as the solution. In a sound study the obvious move is frequently the try, and the key is a quieter or counter-intuitive move that only works because of a resource further down the line.

Choosing where to start

• If you want articles and commentary on endgame studies, use the Endgame Studies section of bstephen.me.uk.
• If you want to search composed positions by theme or material, use MESON on the same site.
• If you want problems to solve rather than studies to read, the BDS Ladder page still offers the problems from that former solving competition, though the competition itself is closed.

The site is maintained by Brian Stephenson, a retired IT professional who has been composing and publishing chess problems since 1977. Contact is handled through the BCPS Website contact page, where he is listed as magazine curator.