Dear Shankar Ram, interesting idea, this double Grimshaw on an hexagonal board. I see you have the head in the…
Must capture is a very old condition. So nothing new about Maiden chess. When the condition is "must capture" where…
Yes M.Aokan, but the problem of M.K.Cefle is much more interesting because you have a diagonal mate and a frontal…
Simple but nice idea. With neutral pieces it is possible to mate by double check. Here, it is another way…
2.Rd6 is a square-obstruction for the bQ (3.Qxd5>d6??), which is almost the same as a self-block - just not for…
Yes, No Meredith... Sorry
Thanks for the compliment, Mister Pokshtya. It has been my pleasure to publish Your interesting Chess varieties in the Game…
It was: Tivadar Kardos Karácsonyi lap, 1957 k7/5p2/5p2/8/3K3p/2p5/1pp1pp1P/8 white Ph2 Kd4 black Pf2c3e2c2b2h4f6f7 Ka8 h=9 2+9 1.f1=S K×c3 2.Sg3 h×g3 3.c1=B g×h4…
Dear Julia, thank you for your comment, also to quote diag.1610 & 1610A. In my opinion, these two interesting problems…
I precise that diag.1690A is not "a version" of 1690 but another original with a different position and solution, "in…