Shortest-proof-game challenge

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Avatar of EvinSung
Avatar of BigDoggProblem
EvinSung wrote:
 

31.0. I don't see any cooks. Haven't run a comp test.

Avatar of n9531l1
EvinSung wrote:
#6655

Proof games in 30.5.

Avatar of tygxc

This is a position from another thread. What is the shortest way to reach it?

Avatar of n9531l1
tygxc wrote:

This is a position from another thread. What is the shortest way to reach it? (#6658)

Here are a couple of shortest ways.

Avatar of EvinSung
Avatar of ChakaYo1
It’s all squishy from Tabor and phone
Avatar of BishopTakesH7
Avatar of n9531l1
BishopTakesH7 wrote:
#6661

Unique SPG in 8.0.

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Avatar of n9531l1
BishopTakesH7 wrote:
#6663

SPG in 19.0 (not unique).

Avatar of n9531l1
BishopTakesH7 wrote:
#6664

SPG in 24.5 (not unique).

Avatar of daStrwbrry
Avatar of n9531l1
daStrwbrry wrote:
#6667

SPGs in 14.0.

Avatar of daStrwbrry

Found out that the previous one is cooked sad; try this simpler version instead

Avatar of daStrwbrry
n9531l1 wrote:
daStrwbrry wrote:
#6667

SPGs in 14.0.

Just beat me to it!

b8=Q duals exist too.

Avatar of BishopTakesH7
daStrwbrry wrote:
n9531l1 wrote:
daStrwbrry wrote:
#6667

SPGs in 14.0.

Just beat me to it!

b8=Q duals exist too.

Have you tested this with an engine?

Avatar of BishopTakesH7

I think this is a clever position.

Avatar of daStrwbrry
BishopTakesH7 wrote:
daStrwbrry wrote:

Just beat me to it!

b8=Q duals exist too.

Have you tested this with an engine?

Just checked it with Jacobi and it does find the unique proof game you posted. The b8=Q proof games were about #6667.