June 23, 2024
Close this search box.
Close this search box.
June 23, 2024
Close this search box.

Linking Northern and Central NJ, Bronx, Manhattan, Westchester and CT

Ethan Feder

Ethan Feder is a senior at Yeshivat Frisch, a chess enthusiast, instructor and player. The goal of his column is to teach and discuss chess concepts through example positions, high-level games and relevant puzzles, along with explanations. Feel free to contact him with any questions, suggestions or comments at [email protected].

Articles by Ethan Feder

Endgame Tactics

In chess, tactics in the endgame, the final stage of the game in which few pieces remain, are crucial sequences of moves that exploit an

Conquering Color Complexes

In chess, color complexes are the light and dark squares that dictate control over regional diagonals across the board. Weakening color complexes in one’s opponent’s

Trapping Pieces

In chess, a trapped piece is one that has no safe escape squares to which it can move without being captured. The idea can be

Using Passed Pawns

In chess, a passed pawn is a pawn without any opposing pawns in front of it to prevent its progression toward the eighth rank, a

Boris Gelfand

In light of the tragic current events in Israel, unlike most episodes of the Link’s Gambit, which explain particular tactics or ideas, this week’s column

X-Ray Tactics

In chess, an X-ray is a move so that a piece defends or controls a square through an interceding piece, typically to defend a piece

Forcing a Draw

The primary goal in chess is, of course, to win the game. However, when winning is no longer possible, rather than simply accepting defeat, one

2023 World Chess Championship in Review

Unlike most episodes of The Link’s Gambit, which explain particular tactics or ideas, this week’s column will instead focus on summarizing the greatest moments from


In chess, underpromotion is the idea of promoting a pawn to a knight, bishop or rook rather than a more powerful queen, typically to avoid

Positional Sacrifices

In chess, a positional sacrifice is the giving up of material in exchange for various positional advantages, including taking more space, conquering a particular color

Sacrifices for Checkmate

In chess, although it is generally best to have stronger pieces and more of them, occasionally tactical circumstances can occur in which such a material


In chess, prophylaxis is a restricting move or plan that aims to prevent one’s opponent from making an action or executing an idea. This is