[Retros] Fastest fake Castling

[Henrik Juel]

Yes, I know that works, because yesterday I submitted that version to
Problemskak, after testing it with Euclide. I hope it will be appreciated
by solvers, who do not usually try their hand on retro problems.

Henrik

2012/9/24 werner <molware at xs4all.nl>


>

>

> Yes, with the night a SPG in 5 moves based on this idea is impossible,

> because there are too many roads to f8, but your version, with the

> bishop, works, I think.

>

> I wonder, would this also work: 1. d3 Nh6 2. Bxh6 f5 3. Bxg7 Kf7 4. Bxf8

> Rxf8 5. d4 Kg8 ?

>

> Werner

>

>

>

>

> On Mon, 2012-09-24 at 10:00 +0100, A J Mestel wrote:

> > But Nh4 or Ne6 Nh3-f4...the idea is that the final position can only be

> > reached in one way - but your idea is close.

> >

> > Does:

> >

> > d4 Nh6

> > Bxh6 f5

> > Bxg7 Kf7

> > Bxf8 Rxf8

> > Kd2  Kg8

> >

> > Work?

> >

> >    Jonathan

> >

> > On Mon, 24 Sep 2012, werner wrote:

> >

> > > I don't know if it is the fastest, but it can be accomplished in 5

> > > moves:

> > > 1. Nf3 f6 2. Ne5 Nh6 3. Ng6 Kf7 4. Nxf8 Rxf8 5. Rg1 Kg8

> > >

> > > Greetings, Werner Moller

> > >

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