Test your chess: Reitstein problem 225


Black to play and win

Reitstein says that on this correspondence game black announced a mate in 9 (with the rider that there were ways white could throw ruinous material away to drag the game on). It is actually quite a nice exercise to find the main lines.



GW McElhinny v J Martins 1957



The first moves are obvious: 1…Rh2+ 2 Kg1[] (2 Kg1 Qh3 is trivial) Qg3+


White has two moves now.

3 Kf1


I found a very pretty mate here, and was pleased I could see such a long line. (Alas, Stockfish prefers a different move, but confirms mine line wins)


3…Nd3+ 4 Ke2[] Rf2+ 5 Kd1[] Nb2+ 6 Kc1[] Qc3+ 7 Kb1[]

Here, I saw ( from the original position, quite hard, but white's moves are forced, so it is a single branch) 7…Qd3+! 8 Qd3 (8 Kc1 holds out…

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Chris Torres is a nationally renowned scholastic chess coach working in both Bakersfield and the San Francisco Bay Area. His classes have attracted players of strengths ranging from rank beginners to world champions. A chess professional since 1998, Chris is widely recognized as one of the main driving forces behind the explosion in popularity and sudden rise in quality of scholastic chess in California. Currently, Chris Torres has the ranking of candidate master and serves as the President of the Torres Chess and Music Academy. Mr. Torres’ hobbies include playing classical guitar and getting his students to appear on the national top 100 chess rating lists.

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