[Retros] Fastest maximummer mate

[Joost de Heer]

On 12/09/2009 07:23 PM, Noam Elkies wrote:

> Joost de Heer<joost at sanguis.xs4all.nl>  writes:

>

>> Am I understanding something wrong? There's a double maximummer mate

>> in 5.5: [...] With only whitemax or blackmax it's even faster:

>

> Juha's problem is an *SPG* double maximummer; each of the shorter

> maximummer mates you give can be reached in dual ways.


But his initial mail didn't mention SPG, it mentioned 'Somebody asked 
some months ago. fastest maximummer mate:'.

Joost