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Qoucorrian Math

Games / Brain Teasers /

While on your interplanetary vacation, you decide to stop at the planet Quocorri, a planet known for its many mathematical achievements.

While there, you decide to pick up on some of the Quocorrians mathematical variations. The Quocorrians won't tell you exactly how it works, only that it has some relationship to the Standard English math. They also give you four, true, Quocorrian math problems. They are:

2+2=9
4*1=1
5-2=16
-3+2=64

So, according to this system, what is 6/2?

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Number Code

Games / Brain Teasers /

Consider the following,

Mine = 456
His = 768
Hers = 523
Yours = 908

Now what phrase can you get from the rebus below?

4 7 5 8
5 6 2 0
6 8 3 9

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White to Play

Games / Chess Puzzles /

A bit of an Arabian theme here.

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White to Play

Games / Chess Puzzles /

I skipped side variations that led to heavy material loss. It’s an unusual mating attack. Here’s a weird clue: the knight is the piece that mates.

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White to Play

Games / Chess Puzzles /

There’s a mate that’s unstoppable.

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White to Play

Games / Chess Puzzles /

Mate in 5. You can do it! Remember rule number one.

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White to Play

Games / Chess Puzzles /

Chess teachers always recommend tripling on the file to attack, but not what White has done on the h-file; still…

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Black to Play

Games / Chess Puzzles /

When I realized I had forgotten one of Spassky’s most famous games, I had to include it. It was a dramatic occasion, and he annihilated a top grandmaster before move 20, and Boris had the black pieces no less!

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White to Play

Games / Chess Puzzles /

My last Spassky memorial puzzle.

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White to Play

Games / Chess Puzzles /

Spassky topples Petrosian in 1967.

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Black to Play

Games / Chess Puzzles /

A mating attack by a teenage Spassky.

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White to Play

Games / Chess Puzzles /

Our second installment of our memoriam for Boris Spassky.

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White to Play

Games / Chess Puzzles /

This week and next we will pay homage to former World Champion, Boris Spassky, who passed away some days ago. He is inextricably paired with Bobby Fischer for their two historic matches. Contrary to the movie Pawn Sacrifice, the two were actually friends as well.

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White to Play

Games / Chess Puzzles /

This composition is slightly tricky because of the constant threat of mate on c1. Next week, we will start our tribute to the recently deceased former world champion, Boris Spassky.

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Black to Play

Games / Chess Puzzles /

On of the common themes in chess appears here.

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White to Play

Games / Chess Puzzles /

A very instructive king and pawn ending.

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White to Play

Games / Chess Puzzles /

Not all mating attacks begin with a check, but the checks do follow.

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White to Play and Draw

Games / Chess Puzzles /

One of my favorite Richard Reti studies. White can’t promote right away because of the bishop check, so what does White do as the Black pawn intends to run.

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White to Play

Games / Chess Puzzles /

For a Mate in Two Monday, we took this from the exceptionally instructive and entertaining classic, The Mammoth Book of Chess by Graham Burgess. Should be on everyone’s bookshelf.

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Black to Play

Games / Chess Puzzles /

An unknown game with a mating attack.

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