[Retros] "half" proof games

[Ulrich Ring]

Am Donnerstag, 5. Februar 2004 21:15 schrieb Noam Elkies:


> There are certainly no shorter...  There are other exmaples in 3,

> such as  1 f3 ... 2 g4 ... 3 fxe4 ...#, and at least 4 and 5 look


or 1.e4 ... 2.ed5: ... 3.Ke2 and 1.d3 ... 2.Kd2 ... 3.Kc3


> possible as well, as in 1 g3 ... 2 Bh3 ... 3 B:e6 ... 4 f4 ...#

> and 1 d3 ... 2 Bd2 ... 3 Ba5 ... 4 Bxd8 ... 5 Qc1 ...#.


the oder of Bxd8 and Qc1 is interchangeable, isn't it?

Best, Ulrich