Noam D. Elkies's user avatar
Noam D. Elkies's user avatar
Noam D. Elkies's user avatar
Noam D. Elkies
  • Member for 8 years, 3 months
  • Last seen this week
29 votes

What moves solve this mate in 2?

26 votes

On an infinite board, which pieces are needed to checkmate?

22 votes
Accepted

Elo loss for resign vs checkmate

21 votes
Accepted

Positions where pawn promotion to queen is worse than to other piece

20 votes
Accepted

What is the longest known sequence of forced moves leading to a checkmate for one side?

16 votes
Accepted

Can a King and a Knight force stalemate against a lone King?

16 votes

Fastest possible checkmate by en passant

16 votes

Ruy Lopez Main Line - Why not Be7 before Nf6?

12 votes

Find a KNP-KQ endgame in which Black loses

12 votes

Longest sequence of mutually forced moves

11 votes

Why would one promote a pawn to a knight?

11 votes

Pawn giving checkmate

11 votes

Chess positions that are easy for humans but near impossible or confusing for computers

11 votes

Five Knights Problem

11 votes

Why is move 12 a blunder for both sides?

11 votes
Accepted

Position where neither player can force an *exact* outcome

10 votes

Most mate options after 6 moves

10 votes
Accepted

Why doesn’t the computer like my odd queen trade?

10 votes
Accepted

How many windmills types exist in chess?

9 votes
Accepted

(4 Queens + 3 Pawns) vs (Entire Standard Army)

9 votes

What are some examples of promoting a pawn to a rook or bishop?

9 votes

Is it possible to have a double self-smothered stalemate?

9 votes

Helpmate of arbitrary length

9 votes
Accepted

Trying to remember a zugzwang puzzle/study position

8 votes

Selfmate problem

8 votes
Accepted

Checkmating the bare king with 3 knights – can the mate be forced on any edge square?

8 votes
Accepted

How to weakly solve Tiger Hunt, Atlantis Chess and Peasants' Revolt

8 votes

In the endgame KQ vs K, can you premove your way to checkmate?

8 votes
Accepted

How to handle resignations from unlost positions when learning?

8 votes

Has there been a game which was drawn with three queens?