Level
3-Bishop
Chess Diagram
[Event "Puzzle #43"][Date "2008.10.30"][Result "1-0"][SetUp "1"][FEN "6k1/8/5Q2/6P1/6PK/6P1/8/8 w - - 0 1"]
Beware of the following puzzle! It visits you this Halloween asking for a trick or treat. What is so spooky about it you might ask? Well let's look at the position first (see diagram). Now listen to this:
1. Author is unknown
2. Eugen had 24 hours to solve it and could not do it!
3. Convinced there is no valid solution, Eugen tried to see if a computer engine would solve it. It did not!!
What you need to do is find the solution for:
White to mate in 3 moves
Total available points for this puzzle is 10. The answers will be published next week together with puzzle #44.
Puzzle #42 solution:
There were several good lines, all using the overwhelming pawn majority Jonah had on the King side. This time I will post Joanne's solution:
[Event "Puzzle #42"][Date "2008.10.23"][Result "1-0"][SetUp "1"][FEN "8/1pb3p1/2p1k1p1/4P3/1P2KPP1/7P/5B2/8 w - - 0 45"]45.Bc5? {Starts a bad idea} ({This is how white should play for a win} 45.f5+! gxf5+ 46.gxf5+ Kf7 47.Bg3 Bd8 (47...Bb6 48.e6+ Kf6 49.Bh4+ g5 50.Bxg5+ Kxg5 51.e7 {White wins}) 48.e6+ Ke8 49.h4 {Now White will lure the Black pawn away and use the King and Bishop to Queen a pawn}) 45...b6 46.Bf8? {Continues the bad idea. Now white has no more than a draw} 46...Kf7 47.Bd6 Bxd6 48.exd6 Ke6 49.d7 Kxd7 50.Ke5 Ke7 51.g5 c5 52.bxc5 bxc5 53.Kd5 c4 54.Kxc4 Ke6 55.Kd4 Kd6 56.Ke4 Ke6 57.h4 Kf7 58.Ke5 Kg8 59.Ke6 Kh7?? (59...Kf8 {Black holds on} 60.f5 gxf5 61.Kxf5 Kf7) 60.Kf7 {Jonah checkmated him at move 74}
Correct solutions:
Jeremy and Andy Q - 15 points
Joanne - 12 points
John, Joshua, James and Wilson - 10 points
Karl - 9 points
Darren, Jacky, Mark and Nathaniel - 7 points
Standings:
Andy Q - 60 points
John - 59 points
Jeremy - 57 points
Joshua - 54 points
Joanne - 48 points
Karl - 35 points
Wilson and Mark - 34 points
Katerina and Nathaniel - 33 points
Jacky - 30 points
James - 19 points
Darren - 8 point
1. Author is unknown
2. Eugen had 24 hours to solve it and could not do it!
3. Convinced there is no valid solution, Eugen tried to see if a computer engine would solve it. It did not!!
What you need to do is find the solution for:
White to mate in 3 moves
Total available points for this puzzle is 10. The answers will be published next week together with puzzle #44.
Puzzle #42 solution:
There were several good lines, all using the overwhelming pawn majority Jonah had on the King side. This time I will post Joanne's solution:
[Event "Puzzle #42"][Date "2008.10.23"][Result "1-0"][SetUp "1"][FEN "8/1pb3p1/2p1k1p1/4P3/1P2KPP1/7P/5B2/8 w - - 0 45"]45.Bc5? {Starts a bad idea} ({This is how white should play for a win} 45.f5+! gxf5+ 46.gxf5+ Kf7 47.Bg3 Bd8 (47...Bb6 48.e6+ Kf6 49.Bh4+ g5 50.Bxg5+ Kxg5 51.e7 {White wins}) 48.e6+ Ke8 49.h4 {Now White will lure the Black pawn away and use the King and Bishop to Queen a pawn}) 45...b6 46.Bf8? {Continues the bad idea. Now white has no more than a draw} 46...Kf7 47.Bd6 Bxd6 48.exd6 Ke6 49.d7 Kxd7 50.Ke5 Ke7 51.g5 c5 52.bxc5 bxc5 53.Kd5 c4 54.Kxc4 Ke6 55.Kd4 Kd6 56.Ke4 Ke6 57.h4 Kf7 58.Ke5 Kg8 59.Ke6 Kh7?? (59...Kf8 {Black holds on} 60.f5 gxf5 61.Kxf5 Kf7) 60.Kf7 {Jonah checkmated him at move 74}
Correct solutions:
Jeremy and Andy Q - 15 points
Joanne - 12 points
John, Joshua, James and Wilson - 10 points
Karl - 9 points
Darren, Jacky, Mark and Nathaniel - 7 points
Standings:
Andy Q - 60 points
John - 59 points
Jeremy - 57 points
Joshua - 54 points
Joanne - 48 points
Karl - 35 points
Wilson and Mark - 34 points
Katerina and Nathaniel - 33 points
Jacky - 30 points
James - 19 points
Darren - 8 point
Mate in 3