[Retros] Add pieces, third update

[Kevin Begley]

It seems there are 2 types of A...
Aa: nobody is in check in the diagram, nor after the units are added, and
Ac: nobody is in check in the diagram, but a check occurs after the units
are added.

Perhaps Ac= Type B?

On Sat, Mar 12, 2011 at 11:38 AM, Kevin Begley <kevinjbegley at gmail.com>wrote:


> I shaved one unit off N1AK.

>

> fen: 8/8/7K/8/QQQQQQQQ/8/8/8

> Stip: Add one unit.

> Sol:  +bKh8

>

> Kevin

>

>

>

> On Sat, Mar 12, 2011 at 4:45 AM, Alain BROBECKER <abrobecker at yahoo.com>wrote:

>

>> Dear retro friends,

>>

>> Third update of the booklet is available here:

>>  http://abrobecker.free.fr/chess/addpiece.pdf

>>

>> Modified N1CR and N1CN (older versions are still visible in

>> FEN format in the solutions).

>> +0A (i'm afraid Andrey is just too right about that problem)

>> +5A +N1AK +N1AR +N1CQ

>> Modified 9C and solution according to Michel's comment

>> (i hope it's correct).

>>

>> Nikolai noticed that Dmitrij's coloring problem is a record

>> (+N17C), but in fact i think N14A still holds for the moment.

>>

>> I hope i forgot nothing, if it were the case don't hesitate

>> to drop me a line.

>>

>> Thanks for your encouragments,

>> Best regards, Alain

>>

>> Alain Brobecker (abrobecker at yahoo.com) |_  _  _ |_

>> http://abrobecker.free.fr/             |_)(_|(_|| ) of  Arm's Tech

>>

>>

>>

>>

>> _______________________________________________

>> Retros mailing list

>> Retros at janko.at

>> http://www.pairlist.net/mailman/listinfo/retros

>>

>

>

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