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Элси Ринген's user avatar
Элси Ринген's user avatar
Элси Ринген's user avatar
Элси Ринген
  • Member for 35 days
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3 votes
2 answers
250 views

Have problems similar to this recent composition of mine been done before?

3 votes
1 answer
344 views

Why is the abbreviated retronotation not used?

3 votes
3 answers
257 views

What conditions must/should be added to this fairy selfmate stipulation?

3 votes
2 answers
408 views

How does this problem relate to the 50 & 75 move rules?

3 votes
1 answer
51 views

Does this problem work under the standard AP condition?

2 votes
2 answers
395 views

Show an AP Type Keym #n, where Black's castling illegality with WTM drives both basic White mate & AP?

2 votes
2 answers
179 views

Can the problem condition "A Posteriori Type Keym", which flips the player to move, also flip the player that delivers mate?

2 votes
1 answer
105 views

Is Retro Zugzwang possible?

1 vote
1 answer
120 views

Does the AP Convention and Rule 16.2 allow E.P. to be performed without justification?

1 vote
2 answers
66 views

Is the RS method actually a convention? If so, what can be written in it that is not in 16.1 and 16.2?

-2 votes
2 answers
242 views

What is the correct retro protocol for this problem? PRA or RS?