Kategorie: Beispiele

In the seminal paper on singular extensions published by Anantharaman, Campbell, and Hsu in 1988, a study based on 300 test positions (Fred Reinfeld’s Win at Chess Collection) was conducted that showed how this search extension strategy greatly improved the tactical capabilities of their chess computer Deep Thought. As a particularly intriguing example, the performance on position #213 was discussed in detail, showing that singular extensions enabled detection of a mate in 18 on this relatively complex middlegame position in 65 seconds, whereas this very system with singular extensions deactivated failed to find the mate in reasonable time. This test …