tag:blogger.com,1999:blog-38193052.post5623673932365353914..comments2024-03-20T08:57:17.447-03:00Comments on Jornalheiros: Xadrez - Mate em 2! (Mikhail Barulin)PC Filhohttp://www.blogger.com/profile/16547063456626761789noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-38193052.post-17711423706959536272020-12-04T12:51:38.147-03:002020-12-04T12:51:38.147-03:00Well done, Jake. Perfect explanation!Well done, Jake. Perfect explanation!PC Filhohttps://www.blogger.com/profile/16547063456626761789noreply@blogger.comtag:blogger.com,1999:blog-38193052.post-22538306674570605642020-12-04T10:14:27.047-03:002020-12-04T10:14:27.047-03:001 Sd5! opens the b-file, closes the d-file, and th...<b>1 Sd5!</b> opens the b-file, closes the d-file, and threatens 2 Rc3. Black has four defenses, all of which are knight moves. Two of these are self-blocks which allow White a line-opening self-interference:<br /><b>1 ... Sb5 2 Sb6</b> (opens the d-file)<br /><b>1 ... Sxd5 2 Sd6</b> (opens the d3-h7 line)<br /><br />The other two allow White to close one guarding line while opening another:<br /><b>1 ... Sd7 2 Sfe3</b><br /><b>1 ... Se4 2 Sde3</b><br />jrh150482https://www.blogger.com/profile/10502831081969372299noreply@blogger.com