tag:blogger.com,1999:blog-38193052.post7374215394417281754..comments2024-03-20T08:57:17.447-03:00Comments on Jornalheiros: Xadrez - Mate em 15! (József Balázs)PC Filhohttp://www.blogger.com/profile/16547063456626761789noreply@blogger.comBlogger4125tag:blogger.com,1999:blog-38193052.post-42790359820877553252020-03-02T11:02:42.635-03:002020-03-02T11:02:42.635-03:00Before I start, I will note that every odd-numbere...Before I start, I will note that every odd-numbered move in the sequence below except for moves 13 and 15 makes the same threat as the key.<br /><br /><b>1 Rb7!</b> (threat 2 Ka7) Qa1<br />2 Rxa1 h1(Q)<br />3 Ra8 Qa1 (not 3 ... Qh2+? 4 Ka7+ Qb8+ 5 Rxb8 mate)<br />4 Rxa1 g1(Q)<br />5 Ra8 Qa1 (not 5 ... Qg3+/Qh2+? 6 Ka7+ Qb8+ 7 Rxb8 mate)<br />6 Rxa1 f1(Q)<br />7 Ra8 Qa1 (not 7 ... Qf4+? 8 Ka7+ Qb8+ 9 Rxb8 mate)<br />8 Rxa1 e1(Q)<br />9 Ra8 Qa1 (not 9 ... Qg3+? 10 Ka7+ Qb8+ 11 Rxb8 mate)<br />10 Rxa1 d1(Q)<br />11 Ra8 Qa1<br />12 Rxa1 c1(Q)<br />13 Rxc1 Kd8<br />14 Rg1 any<br />15 Rg8<br />jrh150482https://www.blogger.com/profile/10502831081969372299noreply@blogger.comtag:blogger.com,1999:blog-38193052.post-58182200526657610512020-02-09T15:35:00.873-03:002020-02-09T15:35:00.873-03:00Boa tarde PC! Se as Pretas jogarem:
2. RxQ Pd1=Q
3...Boa tarde PC! Se as Pretas jogarem:<br />2. RxQ Pd1=Q<br />3. Ra8 Qa1<br />4. RxQ Pe1=Q<br />5. Ra8 Qb4+ <br />?Carlos Renatohttps://www.blogger.com/profile/09095119873294010972noreply@blogger.comtag:blogger.com,1999:blog-38193052.post-45258247209339496712020-02-07T17:16:02.816-03:002020-02-07T17:16:02.816-03:00É isso mesmo, Carlos Renato!! :) ♟ É isso mesmo, Carlos Renato!! :) ♟ PC Filhohttps://www.blogger.com/profile/16547063456626761789noreply@blogger.comtag:blogger.com,1999:blog-38193052.post-46972314671497577232020-02-07T06:34:59.926-03:002020-02-07T06:34:59.926-03:00Rc7, ameaçando Kb7++. A defesa é Qa1, com RxQ na s...Rc7, ameaçando Kb7++. A defesa é Qa1, com RxQ na sequência. Daí vêm várias promoções para o mesmo papel da Rainha do segundo lance. É isso mesmo, PC? Não analisei os demais lances por não ter certeza da chave.Carlos Renatohttps://www.blogger.com/profile/09095119873294010972noreply@blogger.com