[Retros] rstan

[Andrew Buchanan]

Thanks François,

Shorter again:

1. d4 ... 2. dxe5 ... 3. Qxd7+ ... 4. Qd6+ ... 5. Qd7+ ...
then:
1004. Qc6 ... 1005. Qc4 ...#

All the best,
Andrew.

-----Original Message-----
From: retros-bounces at janko.at [mailto:retros-bounces at janko.at] On Behalf Of
Francois Labelle
Sent: 03 October 2013 01:42
To: retros at janko.at
Subject: Re: [Retros] rstan

Your new record is C+.

Here's the solution with 2.0 moves added to the shortest line:
1. d4 e6 2. Kd2 Qg5+ 3. Kc3 Qc5+ 4. Kd2 Qg5+ 5. Kc3 Qc5+ 6. dxc5 Bxc5 7. 
Qxd7+ Kf8 8. Qd8#

     François


On 10/02/2013 12:29 PM, Andrew Buchanan wrote:

> Hi François,

>

> Thanks for checking these. Here is a new one which I hope trims 

> another half move off the record:

>

> 1. ... e6 2. ... Qg5+ 3. ... Qc5+ 4. ... Qg5+ 5. ... Qc5+ then 1004. 

> ... Bxc5 1005. ... Kf8 1006. ...#

>

> All the best,

> Andrew.

>

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

> From: retros-bounces at janko.at [mailto:retros-bounces at janko.at] On 

> Behalf Of Francois Labelle

> Sent: 02 October 2013 22:25

> To: retros at janko.at

> Subject: Re: [Retros] rstan

>

> Every problem is sound according to my computer. Here are the 

> solutions, each with 2.0 moves added to the shortest line.

>

> NDE2004:

> 1. e4 h5 2. Qxh5 g6 3. Qxg6 Nf6 4. Qxf6 e5 5. Qxe5+ Be7 6. Qxh8+ Bf8 7.

> Qe5+ Be7 8. Qh8+ Bf8 9. Qe5+ Qe7 10. d3 d5 11. Kd2 Bg4 12. Kc3 Bh5 13.

> Qxh5 Qb4#

>

> Andrew1:

> 1. e3 f5 2. Qh5+ g6 3. Qxf5 e6 4. Qxe6+ Qe7 5. Qxg6+ Qf7 6. Qe6+ Qe7 7.

> Qg6+ Qf7 8. Qe6+ Qxe6 9. Ke2 b5 10. Kd3 Qc4#

>

> NDE:

> 1. e3 f6 2. Bd3 Kf7 3. Bg6+ Ke6 4. Bf5+ Kf7 5. Bg6+ Ke6 6. Bf5+ Ke5 7.

> Bxd7 e6 8. Bxe6 Qxd2+ 9. Kf1 Qxd1#

>

> Andrew2:

> 1. e3 d6 2. Ke2 Bg4+ 3. Kd3 Bf5+ 4. Ke2 Bg4+ 5. Kd3 Bf5+ 6. Ke2 Bg4+ 7.

> Ke1 Qd7 8. Qxg4 Qb5 9. Qc8#

>

> Andrew3:

> 1. d3 e6 2. Qd2 Ke7 3. Qg5+ Kd6 4. Qe5+ Ke7 5. Qg5+ Kd6 6. Qe5+ Kc6 7.

> Bd2 Qg5 8. Bc3 Qc1#

>

>       François


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