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Nb4 will eventually capture a rook and a pawn for a knight for black.
1. Bf5-g6 …
Mate threats with N
1 … Nb4
2 Qa5 b6
Traps the queen.
Rd2
Re2
nb4 Qa3 nd3+ kb1 nb4+ wins queen
Pa7-a6
Nb4
1. … Nb4
Discovers attack on the unprotected queen and threatens Na2#. White cannot defend against both threats.
If
2. Qa3 Nd3+
If
2. Qb3 Nd3+
3. Kb1 Nc5+
If
2. Qa5 b6
White has to give up queen in exchange for knight to prevent mate.
Wow, nobody sees the Nd4 and Ke2 mate! Right?
Wow, nobody sees the Nxd4 and Ke2 mate! Right?
1….Nb4!!
If 2. Qb3..Nd3+ 3.K-any. Nxf2+ 4. K-any.Nxh1
If 2. Qxd7.Nd3+ 4.K-any Nxf2 4. K-any. Rxd7. 5. any..Nxd1 or Nxh1
Harry
1….Nb4! looks the move. Mates or
gets WQ
eg 2.Qxd7 Na2#
or 2.cxb4 Qxa4
or 2.Qb3 Bc2
or 2.Qa5 b6
or 2.Qa3 Nd3+
0-0-0
-0-0-
1. … Nb4
2. Qxd7 Nxa2#
2. cxb4 Qxa4
2. Qxb4 Bxb4
2. Qb3 Nd3+
3. Kb1 or Kc2 Nc5+ and
4. … Nxb3
2. Qa3 Nd3+ and
3. … Bxa3.
2. Qa5 b6
3. Qa3 Nd3+ and
4. … Bxa3.
1. … Nb4 threatening the Queen;
if 2. QxQ Na2#
if 2. Qb3 Nd3+ 3. Kb1 Nc5+ winning the Queen
if 2. Qa3 Nd3+ and BxQ
1. …. Nb4
if
2. Qxd7 Nxa2#
if
2. Qa5 b6
3. Qa3 Nd3+
4. Kb1 Bxa3
0-1
if
2. Qb3 Nd3+
3. Kb1 Nc5+
4. K/any Nxb3
0-1
aside: Candidates R6: which games will have a result? vote! http://goo.gl/Q0d2I
future rounds posted there as well.
1..Nb4
If 2.Qxd7,Nd3+.3.K-any,Nxf2+ 4. K-any,Rxd7 5. any, Nxd1 or Nxh1
If.2.Qb3, Nd3+.3.K-any,Nxf2+.4.any, Nxd1 or Nxh1
Harry
1….Nb4
2. Qxd7…Nd3+
3. K-any..Nxf2+
4. K-any..Rxd7
5. any….Nxd1 or Nxh1
If
2. Qb3…Nd3+
3. K-any.Nxf2+
4. K-any.Nxh1
Harry
1 Nb4 wins
1. … Nb4! 2. Qxd7 (2. Qb3 Bc2!) Nd3+ etc. 0-1
1… Nb4 2. Qxd7 Nxa2#
If instead 2. Qb3 Nd3+ 3. Kb1 Nc5+, or 2. Qa5 b6 3. Qa3 Nd3+, black wins the queen.
…Nb4 if Qxd7 then …Nxa2++ and if Qa5, then …b6, Qa3 Nd3+ winning the Queen.
1. ……Nb4
2. Qxd7 Nd3+
3. K any Nf2+
4. K any Rxd7
5. Any Rxd1/h1
If
2. Qb3 then
Nd3+, Nxf2+’ Nh1, etc
Harry
Since the white king cannot move Black can simply win the queen by threatening a smothered mate:
1. … Nb4!
2. Qb3
2. Qxd7 Nxa2#
2. Qxb4 Bxb4
3. cxb4 Qc6+ winning one piece back.
2. … Nd3+
3. Kb1 Nc5+
4. Ka1 Nxb3+ +-
1.N-b4
Nb4
Horse b4
Horse b4
Nb4 wins!
Some problem with comment getting published earlier 🙁
Илиян Караджов:
1 … Nd4??
2 Q:d4