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Original Problems JF-2020/I January, 2020 The judge of JF-2020/I: Eric Huber. The judge of Retro & PG problems 2019-2020: Vlaicu Crișan. Coming soon: Claude Beaubestre, Georgy Evseev & Boris Shorokhov All previously published problems & informal competitions you can find on the top menu page of Original Problems or its subsections. » celý článok »

Original Problems JF-2020/I (11.01.2020) The New Year 2020 came to us, and the new fairy tournament JF-2020/I starts on JF. Welcome to all of you! I'm glad to welcome our judge of this period, Eric Huber! It is the 2nd time when Eric has accepted my invitation to judge JF's tournament. » celý článok »

Some statistics about just closed tournament JF-2019/II prepared by Shankar Ram: Wishing good luck to the judge of this competition, Petko Petkov! » celý článok »

The draw pendulum is a retro specific element used in retractor problems. Based on the three fold repetition of the same position, White can force Black to retract a weak move instead of a strong move. In order to achieve this objective, the critical position must be obtained after Black's » celý článok »

The en passant capture is, together with castling and promotion, one of the three special moves in chess. The special character of the en passant capture is underlined by the fact that the arrival square is not occupied by the captured piece – an effect which can be also met » celý článok »

Last year, the solving committee worked on a set of guidelines for the directors of rated solving tournaments. The preliminary text was accepted at the last WCCC in Vilnius. Julia Vysotska wrote a Russian translation, for which we are very grateful. Guidelines for solving tournaments: English | Russian We hope that tournament » celý článok »

Axel Steinbrink, Central controller of ISC 2020, informs: “At the moment we have 32 countries with 43 tournaments all over the world“ » celý článok »

Problemas. Boletín de la SEPA. Quinta Época, #29 (Enero/2020) PDF FEN » celý článok »

(31.12.2019) This is the last published original for 2019 - a wonderful threemover by Dragan Stojnic showing a complex Cyclone theme! Happy new 2020 year to all our visitors! » celý článok »

(31.12.2019) Few more originals in last minutes of the year. Happy to present two nice helpmates from the Russian masters with apologies for the belated publication. With this I have published all helpmate originals I have received. If I missed any please resend. (Seetharaman) » celý článok »