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Guaranteed headache: Church Verses State EPD test set

Posted: Thu Sep 18, 2014 12:11 am
by User923005
Mate in 3 positions that are literally guaranteed to give you a headache.

Re: Guaranteed headache: Church Verses State EPD test set

Posted: Thu Sep 18, 2014 12:15 am
by User923005
Here is a problem like those, but one ply deeper (it is a mate in 4). Note that each problem has a single solution.

1n1kn1K1/B5Bn/2nBB1n1/2n4B/B2BBn2/2n3n1/3n4/6BB w - -

spoiler down below.





































bm Bb6+;
ce 32760;
dm 4;
pv Bb6+ Nc7 Bbxc7+ Ke8 Bhxg6+ Nxg6 Bxg6#;

Re: Guaranteed headache: Church Verses State EPD test set

Posted: Thu Sep 18, 2014 2:53 am
by hyatt
User923005 wrote:Mate in 3 positions that are literally guaranteed to give you a headache.

These look to be malformed.

In every other EPD file I have, I see

id "xxxxxx"

this has no quotes. Ditto for the pv...

Re: Guaranteed headache: Church Verses State EPD test set

Posted: Thu Sep 18, 2014 7:17 am
by User923005
Quotes are not needed for the id field if it does not contain spaces.
There are many test sets with that format.