tag:blogger.com,1999:blog-38193052.post8706256662663824912..comments2024-03-20T08:57:17.447-03:00Comments on Jornalheiros: Xadrez - Mate em 2! (Charles Promislo)PC Filhohttp://www.blogger.com/profile/16547063456626761789noreply@blogger.comBlogger3125tag:blogger.com,1999:blog-38193052.post-21202240509276091252018-02-07T06:10:42.880-02:002018-02-07T06:10:42.880-02:001. Kf4!!, and Black can only move his Queen or his...<b>1. Kf4!!</b>, and Black can only move his Queen or his Bishop, which are half-pinned.<br /><br />If the black Queen moves, the black Bishop gets pinned:<br />1. ... Qe5+ 2. dxe5#<br />1. ... Qe4+ 2. Kxe4#<br />1. ... Qe3+ 2. Kxe3#<br />1. ... Qf5+ 2. Kxf5#<br />1. ... Qg4+ 2. Kxg4#<br />1. ... Qxf7 2. Kf5#/Ke3#/Ke4#/Kg4#<br />1. ... Qe7 2. Qxe7#<br />1. ... Qh3 2. Qe7#<br />1. ... Qe2/Qe1/Qd5 2. Qxd7#<br /><br />If the black Bishop moves, the black Queen gets pinned:<br />1. ... Be5+ 2. dxe5#<br />1. ... Bg5+ 2. Kxg5#<br />1. ... Bxd4/Bd8/Bh4 2. Qxd7#<br />1. ... Be7 2. Qxe7#PC Filhohttps://www.blogger.com/profile/16547063456626761789noreply@blogger.comtag:blogger.com,1999:blog-38193052.post-89743072805824214372018-02-07T06:06:57.625-02:002018-02-07T06:06:57.625-02:00Well done, Jake!!Well done, Jake!!PC Filhohttps://www.blogger.com/profile/16547063456626761789noreply@blogger.comtag:blogger.com,1999:blog-38193052.post-326189158351022992018-02-06T23:06:10.196-02:002018-02-06T23:06:10.196-02:00In the diagram, not only are the black queen and b...In the diagram, not only are the black queen and bishop half-pinned by the g6-rook (if either moves the other will be pinned), but also White has mates prepared for every black move in the diagram: 1 ... Q~ 2 Qxd7 or Qe7; 1 ... Qxf7 2 Kg4 or Kh3; 1 ... Qg4+ 2 Kxg4; 1 ... Qh3+ Kxh3; 1 ... Qe5+ 2 dxe5; 1 ... B~ 2 Qxd7 or Qe7 or Qf4; 1 ... Bh4+ 2 Kxh4; 1 ... Be5+ 2 dxe5. (Note that most of these mates exploit the half-pin.) White has no waiting move that preserves this block, but <b>1 Kf4!</b> (waiting) changes the play somewhat: <b>1 ... ~</b> (including ... Qh3 and ... Bh4) <b>2 Qxd7 or Qe7; 1 ... Qxf7 2 Ke3/Ke4/Kf5/Kg4; 1 ... Qe3+/Qe4+/Qf5+/Qg4+ 2 KxQ; 1 ... Qe5+/Be5+ 2 dxe5; 1 ... Bg5+ 2 Kxg5</b>.jrh150482https://www.blogger.com/profile/10502831081969372299noreply@blogger.com