ONE PAWN VERSUS THE BLACK ARMY
...and the Case of The Dualing Knights
A long time ago, I was discovering the world of chess problems. A friend of mine, Lior, presented an intriguing idea. White, armed with a mere pawn, forces a win against a complete Black army. Naturally, this Black army would be tripping over itself a bit, while the pawn raced away to promote.
I had read enough about problems to hear of the stricture,Duals are considered a flaw in a problem's solution, and should be avoided if possible.A 'dual' is simply an alternative line that reaches the same goal, as in the following crude example.