tag:blogger.com,1999:blog-38193052.post7342736864566550649..comments2024-03-20T08:57:17.447-03:00Comments on Jornalheiros: Xadrez - Mate em 3! (Karl Lorenz Jesper Jespersen)PC Filhohttp://www.blogger.com/profile/16547063456626761789noreply@blogger.comBlogger5125tag:blogger.com,1999:blog-38193052.post-70045773514337824592016-08-02T18:41:21.480-03:002016-08-02T18:41:21.480-03:00I don't know if this has any scientific base (...I don't know if this has any scientific base (probably not), but I have a perception that too many people die very near their birthdays. I had noticed this when reading Jesperson's biography.<br /><br />But I hadn't realized that he was 66 years and 6 days old. This is, indeed, a freaky coincidence, to say the least...PC Filhohttps://www.blogger.com/profile/16547063456626761789noreply@blogger.comtag:blogger.com,1999:blog-38193052.post-87304273589702072172016-08-02T18:37:28.030-03:002016-08-02T18:37:28.030-03:001. Qh5!! is the amazing key move!
This poses two ...<b>1. Qh5!!</b> is the amazing key move!<br /><br />This poses two deadly threats at the same time:<br />1. ... ~ 2. Ra6+ Bxe8 3. Qxe8#<br />1. ... ~ 2. Qd1+ c2 3. Qxc2#<br />(Obviously:<br />1. ... Rb5 2. Ra6#<br />1. ... Ra6 2. Rxa6#)<br /><br />So, Black has to accept the Queen sacrifice:<br /><br />1. ... Rxh5 2. Ne4!! ~ 3. Nxc3#<br />2. ... Rb5 3. Ra6#<br />2. ... Ra6 3. Rxa6#<br /><br />1. ... Bxh5 2. Nb5!! ~ 3. Nxc3#<br />2. ... Ra6 3. Rxa6#<br />2. ... Rxb5 3. Ra6#<br />2. ... Kxb5 3. Rg6#PC Filhohttps://www.blogger.com/profile/16547063456626761789noreply@blogger.comtag:blogger.com,1999:blog-38193052.post-50534617349478251442016-08-02T15:44:42.789-03:002016-08-02T15:44:42.789-03:00According to Jesperson's biography, he died 7 ...According to Jesperson's biography, he died 7 August 1914, which means that at the time of his death he was 66 years and 6 days old. I found this fact to be quite bizarre and a little freaky as well.jrh150482https://www.blogger.com/profile/10502831081969372299noreply@blogger.comtag:blogger.com,1999:blog-38193052.post-82551636354325344062016-08-02T15:26:22.195-03:002016-08-02T15:26:22.195-03:00Well done, Jake!! Thanks for such a thorough expla...Well done, Jake!! Thanks for such a thorough explanation. :)<br /><br />And happy 168th, mr. Jespersen!!PC Filhohttps://www.blogger.com/profile/16547063456626761789noreply@blogger.comtag:blogger.com,1999:blog-38193052.post-35578830197427339842016-08-02T13:58:24.091-03:002016-08-02T13:58:24.091-03:00The surprising key is 1 Qh5!, sacrificing the quee...The surprising key is <b>1 Qh5!</b>, sacrificing the queen to two black pieces to threaten 2 Qd1+ c2 3 Qxc2 and 2 Ra6+ Bxe8 3 Qxe8. The only way to deal with both threats is to capture the queen. <b>1 ... Rxh5</b> unguards e4, leading to <b>2 Sxe4</b>, threatening 3 Sxc3, with the variations <b>2 ... Ra6 3 Rxa6</b> and <b>2 ... Rb5 3 Ra6</b>. (These mates are distinct in that one is a double check and the other is a pin-mate.) <b>1 ... Bxh5</b> leads to <b>2 Sb5</b>, again threatening 3 Sxc3, with the variations <b>2 ... Ra6 3 Rxa6</b>, <b>2 ... Rb5 3 Ra6</b> (again, these two mates are distinct; one is a pin-mate and the other isn't), and <b>2 ... Kxb5 3 Rg6</b> (cutting off the black bishop's guard of e8). Note that all five of these lines utilize the B+R battery in some way.<br /><br />Happy 168th, Mr. Jespersen.jrh150482https://www.blogger.com/profile/10502831081969372299noreply@blogger.com