Hello Paul,
Impressive list, but what is unleashing? Surely not Chris letting Bovis go for
a run?
Regards,
Tyson
On 14 September 2020 at 16:00 Paul Benson <paul.benson@xxxxxxxxxxxxxxx
mailto:paul.benson@xxxxxxxxxxxxxxx ;> wrote:
Hello all,
no new tactical tools this week, total still stands at 18.
Find below 7 more positions from the games of Judit Polgar.
Diagrams, marked with double hash signs, are given in 2 formats, choose
whichever you find more convenient.
The solution with analysis is given with each diagram.
Paul Benson.
* * *
Judit Polgar On The Attack!, Part 07, (007).
List of tactical tools.
#01. Barrage.
#02. Battery.
#03. Deflection.
#04. Desertion.
#05. Destruction.
#06. Discovered attack.
#07. Double attack.
#08. Fork.
#09. Interference.
#10. Line clearing.
#11. Overloading.
#12. Pin.
#13. Quiet move.
#14. Skewer.
#15. Smothering.
#16. Undermining.
#17. Unleashing.
#18. X-ray attack.
FEN diagram: White pieces upper case, black pieces lower case, top line
is the black back rank, bottom line the white back rank.
## 43. Miguel Illescas Cordoba vs Judit Polgar, Dos Hermanas, 1997.
Material imbalance, black is a pawn down.
Black to play.
White pieces: Kg1, Qg3, Re1, Re3, Bd3, Be5.
White pawns: a2, b2, d6, h2.
Black pieces: Kh8, Qf7, Re8, Rf8, Bc6, Nd7.
Black pawns: a6, g7, h7.
4rr1k/
3n1qpp/
p1bP4/
4B3/
8/
3BR1Q1/
PP5P/
4R1K1
Solution With Tactical Tools Used.
Key move: 1. ... Nxe5.
(A). 1. ... Nxe5 2. Rxe5 Qa7+ 3. R5e3 Rf3 4. Qg5 Rfxe3 5. Rxe3 Qxe3+
1. Qxe3 Rxe3, black has won a rook in the trading, decisive material
advantage.
(B). 1. ... Nxe5 2. Rxe5 Qa7+ 3. R5e3 Rf3 4. Qxf3 Bxf3 5. Kf2 Bc6, black
has won the white queen for a rook in the trading, decisive material
advantage.
(C). 1. ... Nxe5 2. Rxe5 Qa7+ 3. R5e3 Rf3 4. Qxf3 Bxf3 5. d7 Rxe3
1. d8=Q+ Re8+ 7. Kf1 Rxd8, black emerges a queen up in the trading,
decisive material advantage.
(D). 1. ... Nxe5 2. Rxe5 Qa7+ 3. R5e3 Rf3 4. d7 Rxe3 5. d8=Q+ Re8+
1. Kg2 Rxg3+ 7. Kxg3 Rxd8, black emerges a queen up in the trading,
decisive material advantage.
(E). 1. ... Nxe5 2. Rxe5 Qa7+ 3. R1e3 Rxe5 4. Qxe5 Rf3 5. Qh5 Qxe3+
1. Kg2 Qf2+ 7. Kh1 Qf1+ 8. Bxf1 Rxf1+ mate.
(F). 1. ... Nxe5 2. Rxe5 Qa7+ 3. Qe3 Rxe5 4. Qxa7 Rxe1+ 5. Bf1 Rexf1+
mate, also, 5. ... Rfxf1+ mate.
## 44. Loek Van Wely vs Judit Polgar, Hoogeveen, 1997.
Black to play.
White pieces: Kg2, Qh1, Ra2, Bd4, Nh2, Nb5.
White pawns: a4, e3, f2, g3.
Black pieces: Kg8, Qg4, Rf8, Bb8, Nc4, Ne4.
Black pawns: b7, d5, h7.
1b3rk1/
1p5p/
8/
1N1p4/
P1nBn1q1/
4P1P1/
R4PKN/
7Q
Solution With Tactical Tools Used.
Key move: 1. ... Rxf2+.
(A). 1. ... Rxf2+ 2. Kg1 Qxg3+ 3. Qg2 Qxg2+ mate.
(B). 1. ... Rxf2+ 2. Rxf2 Qxg3+ 3. Kf1 Qxf2+ mate.
## 45. Judit Polgar vs Boris Spassky, Hoogeveen, 1998.
Material imbalance, white is a piece down.
White to play.
White pieces: Kg1, Qe6, Re2, Bc2, Be7.
White pawns: a2, b4, f2, g2, h3.
Black pieces: Kg8, Qc3, Ra8, Bb7, Bc7, Nf7.
Black pawns: a6, b5, d5, h5, h7.
r5k1/
1bb1Bn1p/
p3Q3/
1p1p3p/
1P6/
2q4P/
P1B1RPP1/
6K1
Solution With Tactical Tools Used.
Key move: 1. Bf6.
(A). 1. Bf6 Qxb4 2. Bxh7+ Kxh7 3. Qxf7+ Kh6 4. Qg7+ mate.
(B). 1. Bf6 Qxb4 2. Bxh7+ Kf8 3. Be7+ Qxe7 4. Qxe7+ Kg7 5. Qxc7, white
emerges with a queen for a piece in the trading, decisive material advantage.
(C). 1. Bf6 Qxb4 2. Bxh7+ Kf8 3. Be7+ Kg7 4. Bxb4, white emerges a queen
up in the trading, decisive material advantage.
(D). 1. Bf6 Qc6 2. Bxh7+ Kxh7 3. Qxf7+ Kh6 4. Qg7+ mate.
(E). 1. Bf6 Qc6 2. Bxh7+ Kf8 3. Qe7+ mate.
(F). 1. Bf6 Qxc2 2. Rxc2, white emerges with a queen against 2 black
minor pieces, decisive material advantage.
## 46. Judit Polgar vs James Thinnsen, Kona, 1998.
White to play.
White pieces: Kg1, Qd3, Rd1, Re1, Bg5, Nc3.
White pawns: b2, b3, d4, f2, g2, h4.
Black pieces: Kg8, Qb6, Ra8, Re8, Be7, Nd7.
Black pawns: a7, b7, e6, f7, g6, h7.
r3r1k1/
pp1nbp1p/
1q2p1p1/
6B1/
3P3P/
1PNQ4/
1P3PP1/
3RR1K1
Solution With Tactical Tools Used.
Key move: 1. Bxe7.
(A). 1. Bxe7 Rxe7 2. Nd5 exd5 3. Rxe7, white has won an exchange in the
trading, decisive material advantage.
White uses a deflection, Rxe7, to draw the black rook into a knight-fork
formation.
White uses a pin on the black e6 pawn to win an exchange with a fork, Nd5.
(B). 1. Bxe7 Rxe7 2. Nd5 Qd6 3. Nxe7+ Qxe7 4. g3, white has won an
exchange in the trading, decisive material advantage.
White uses a deflection, Rxe7, to draw the black rook into a knight-fork
formation.
White uses a pin on the black e6 pawn to win an exchange with a fork, Nd5.
## 47. Judit Polgar vs Viswanathan Anand, Wijk aan Zee, 1998.
White to play.
White pieces: Kg2, Qe3, Rb8, Nd5.
White pawns: b2, b3, e4, g3.
Black pieces: Kh6, Qd7, Rd6, Bg5.
Black pawns: a5, b4, f4, g6, h5.
1R6/
3q4/
3r2pk/
p2N2bp/
1p2Pp2/
1P2Q1P1/
1P4K1/
8
Solution With Tactical Tools Used.
Key move: 1. Rh8+.
In all these lines white uses a barrage to win material.
Note: Some of the endings emerging at the end of the barrage are easy for
a Grand Master to convert but many club players will struggle.
(A). 1. Rh8+ Kg7 2. Qd4+ Bf6 3. Qxf6+ Rxf6 4. Rh7+ Kxh7 5. Nxf6+ Kg7
1. Nxd7, white emerges a piece up for a pawn in the trading, decisive
material advantage.
White uses a skewer, Rh7, to deflect the black king into a knight-fork
formation.
White uses a fork, Nxf6+, to win the black d7 queen.
(B). 1. Rh8+ Kg7 2. Qd4+ Bf6 3. Qxf6+ Rxf6 4. Rh7+ Kf8 5. Rxd7, white
emerges a piece up for a pawn in the trading, decisive material advantage.
White uses a skewer, Rh7+, to win the black d7 queen should the black
king decline to capture.
Black can vary the move order to block the white queen check on d4 but
the result is the same.
(C). 1. Rh8+ Kg7 2. Qd4+ Rf6 3. Qxf6+ Bxf6 4. Rh7+ Kxh7 5. Nxf6+ Kg7
1. Nxd7, white emerges a piece up for a pawn in the trading, decisive
material advantage.
White uses a skewer, Rh7, to deflect the black king into a knight-fork
formation.
White uses a fork, Nxf6+, to win the black d7 queen.
(D). 1. Rh8+ Kg7 2. Qd4+ Rf6 3. Qxf6+ Bxf6 4. Rh7+ Kf8 5. Rxd7, white
emerges a piece up for a pawn in the trading, decisive material advantage.
White uses a skewer, Rh7+, to win the black d7 queen should the black
king decline to capture.
## 48. Judit Polgar vs Artashes Minasian, Batumi, 1999.
White to play.
White pieces: Kh4, Qe2, Re8, Bf6.
White pawns: g5, h6.
Black pieces: Kh7, Qf7, Rd7, Bd3.
Black pawns: a7, c4.
4R3/
p2r1q1k/
5B1P/
6P1/
2p4K/
3b4/
4Q3/
8
Solution With Tactical Tools Used.
Key move: 1. g6+.
In all these lines white uses a barrage to force a variety of mates.
(A). 1. g6+ Qxg6 2. Rh8+ mate.
White uses a deflecting pawn-fork, g6+, to draw the black queen onto the
black king flight square.
In all the remaining lines white uses a pawn fork, g6+, to draw the black
king onto a square where the white queen can follow up with an invasion on h5.
(B). 1. g6+ Kxh6 2. Qh5+ mate, though, 2. gxf7, capturing the black f7
queen is also winning.
(C). 1. g6+ Kxg6 2. Qh5+ Kh7 3. Rh8+ mate.
(D). 1. g6+ Kxg6 2. Qh5+ Kxf6 3. Qg5+ mate.
## 49. Judit Polgar vs Achim Sobania, Frankfurt, 1999.
Material imbalance, white is an exchange and a pawn up, already a
decisive material advantage, but can the game be ended quickly?
White to play.
White pieces: Kg1, Qb8, Rc1, Rd1, Be3, Ng5.
White pawns: a2, b2, e2, f2, g3, h2.
Black pieces: Ke8, Qe7, Rh8, Bd8, Ng8.
Black pawns: a7, b7, f7, g7, h7.
1Q1bk1nr/
pp2qppp/
8/
6N1/
8/
4B1P1/
PP2PP1P/
2RR2K1
Solution With Tactical Tools Used.
Key move: 1. Rc8.
In all the lines playing, Rc8, white creates a triple attack on the
pinned black d8 bishop, so much power cannot be neutralised.
(A). 1. Rc8 h6 2. Rcxd8+ Qxd8 3. Qxd8+ mate.
(B). 1. Rc8 Qf6 2. Rcxd8+ Ke7 3. R1d7+ mate.
(C). 1. Rc8 Qf6 2. Rcxd8+ Ke7 3. Re8+ mate.
(D). 1. Rc8 Qb4 2. Rcxd8+ Ke7 3. Qe5+ mate.
(E). 1. Rc8 Qb4 2. Rdxd8+ Ke7 3. Qe5+ mate.
There are a couple of material-winning lines which win, fine, but with so
much fire-power white should really be seeking checkmate.
In these lines white uses a barrage to win material.
(F). 1. Rxd8+ Qxd8 2. Qxd8+ Kxd8 3. Nxf7+ Ke8 4. Nxh8, white wins a rook
plus pawn in the trading, decisive material advantage.
White uses deflections, Qxd8, and, Kxd8,to draw the black king into a
knight-fork formation, Nxf7+.
(G). 1. Rxd8+ Qxd8 2. Rc8 Qxc8 3. Qxc8+ Ke7 4. Qc7+ Kf6 5. Nxf7, winning
the trapped black h8 rook, white emerges with an extra queen plus bishop,
decisive material advantage.
White uses a deflection, Qxd8, to draw the black queen and king into a
rook-skewer formation, Rc8.
* * *