Arasan Test Suite

The arasan19a testsuite is a set of 200 chess problems, drawn from a variety of human and computer games. They range in difficulty, but most are non-trivial and some are quite hard.Some positions in this file are "avoid move" positions where there is a bad but superficially tempting move. The testsuite was last modified 07-Jul-2016.

You can download the test positions via these links:

Some older versions are also available (EPD format only):

Arasan Testsuite (version 18)
Arasan Testsuite (version 17)
Arasan Testsuite (version 16)
Arasan Testsuite (version 15)
Arasan Testsuite (version 14)
Arasan Testsuite (version 13)
Arasan Testsuite (version 12)
Arasan Testsuite (version 11)
Arasan Testsuite (version 10)