[Retros] Add pieces

[Otto Janko]

Alain BROBECKER wrote:


> The number of pieces is not given ("complete the position"

> or "add the pieces", maybe no piece to add (joke?)) 


Maybe better: "Add the _minimum_ number of pieces". I think it would be
difficult to compose a problem in which it is not possible to add an
additional piece (although not impossible).

~ÔttÔ~


> -----Original Message-----

> From: retros-bounces at janko.at 

> [mailto:retros-bounces at janko.at] On Behalf Of Alain BROBECKER

> Sent: Tuesday, March 08, 2011 9:11 PM

> To: retros at janko.at

> Subject: [Retros] Add pieces

> 

> Dear retro friends,

> 

> 

> 

> With the birthday tourney of Thierry Le Gleuher, there

> were new records in problems with "Add pieces" stipulation.

> I was interested enough so as to start a compilation of

> this kind of problems. After some thoughts the possible

> categories seem to be:

> 

> * Type A : no king in check

>   Type C : at least one king in check

>   Type ? : the color of the piece to add is given

>   Type ?? : the nature of the piece is given

> 

> * The number of pieces is given ("add N pieces")

>   The number of pieces is not given ("complete the position"

>   or "add the pieces", maybe no piece to add (joke?))

> 

> * For "add 1 piece" and "complete" (+1), nature of the piece

>   to add (K/Q/R/B/N/P, promotion pieces...)

> 

> * Diagram with or without promoted men.

> 

> 

> Here are the records has pointed out by Nikolai Beluhov on

> the problem database, and some more.


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