MESON Chess Problem Database
Problem Display
PID: 84620 (8/2ppKp2/8/r3k1p1/nN2B2N/3QBp1b/4p3/b2n1qr1 w - - 0 1)
Szwedowski, Leopold Mieczyslaw
Deutsche Schachblatter, 1973
#2
6 + 14
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qe1
- 2.Sxf3#
- 1...Rd5
- 2.Qxd5#
- 1...Ra6
- 2.Qd5#
- 1...Ra7
- 2.Qd5#
- 1...Ra8
- 2.Qd5#
- 1...Bd4
- 2.Qxd4#
- 1...Sdb2
- 2.Qd4#
- 1...Sf2
- 2.Sxf3#
- 1...Sdc3
- 2.Qd4#
- 1...Sab2
- 2.Qd4#
- 1...Sac3
- 2.Qd4#
- 1...Sc5
- 2.Qd5#
- 1...f2
- 2.Sf3#
- 1...c5
- 2.Qd5#
- 1...d5
- 2.Sc6#
- 1...d6
- 2.Sc6#
- 1...f5
- 2.Sg6#
- 1...f6
- 2.Sg6#
- 1...Qe1
- Tries
- 1.Bxf3?
- threat
- 2.Qe4#
- 1...Qxf3
- 2.Sxf3#
- 1...Rg4
- 2.Qf5#
- 1...Bf5
- 2.Qxf5#
- 1...Sdc3
- 2.Qd4#
- 1...Sac3
- 2.Qd4#
- 1...Sc5
- 2.Qd5#
- 1...d5
- 2.Sc6#
- 1...f5
- 2.Sg6#
- 1...Sf2!
- threat
- 1.Bd5?
- threat
- 2.Qe4#
- 1...Rxd5
- 2.Qxd5#
- 1...Rg4
- 2.Qf5#
- 1...Bf5
- 2.Qxf5#
- 1...Sf2
- 2.Sxf3#
- 1...Sdc3
- 2.Qd4#
- 1...Sac3
- 2.Qd4#
- 1...f5
- 2.Sg6#
- 1...Sc5!
- threat
- 1.Bf5?
- threat
- 2.Qe4#
- 1...Bxf5
- 2.Qxf5#
- 1...Sf2
- 2.Sxf3#
- 1...Sdc3
- 2.Qd4#
- 1...Sac3
- 2.Qd4#
- 1...Sc5
- 2.Qd5#
- 1...d5
- 2.Sc6#
- 1...Rg4!
- threat
- 1.Bc6?
- threat
- 2.Qe4#
- 1...dxc6
- 2.Sxc6#
- 1...Rg4
- 2.Qf5#
- 1...Rd5
- 2.Qxd5#
- 1...Bf5
- 2.Qxf5#
- 1...Sf2
- 2.Sxf3#
- 1...Sdc3
- 2.Qd4#
- 1...Sac3
- 2.Qd4#
- 1...Sc5
- 2.Qd5#
- 1...f5
- 2.Sg6#
- 1...d5!
- threat
- 1.Bg6?
- threat
- 2.Qe4#
- 1...fxg6
- 2.Sxg6#
- 1...Rg4
- 2.Qf5#
- 1...Bf5
- 2.Qxf5#
- 1...Sf2
- 2.Sxf3#
- 1...Sdc3
- 2.Qd4#
- 1...Sac3
- 2.Qd4#
- 1...Sc5
- 2.Qd5#
- 1...d5
- 2.Sc6#
- 1...f5!
- threat
- 1.Bb7?
- threat
- 2.Qe4#
- 1...Rg4
- 2.Qf5#
- 1...Rd5
- 2.Qxd5#
- 1...Bf5
- 2.Qxf5#
- 1...Sf2
- 2.Sxf3#
- 1...Sdc3
- 2.Qd4#
- 1...Sac3
- 2.Qd4#
- 1...Sc5
- 2.Qd5#
- 1...d5
- 2.Sc6#
- 1...f5
- 2.Sg6#
- 1...c6!
- threat
- 1.Ba8?
- threat
- 2.Qe4#
- 1...Rxa8
- 2.Qd5#
- 1...Rg4
- 2.Qf5#
- 1...Rd5
- 2.Qxd5#
- 1...Bf5
- 2.Qxf5#
- 1...Sf2
- 2.Sxf3#
- 1...Sdc3
- 2.Qd4#
- 1...Sac3
- 2.Qd4#
- 1...Sc5
- 2.Qd5#
- 1...d5
- 2.Sc6#
- 1...f5
- 2.Sg6#
- 1...c6!
- threat
- 1.Bxf3?
- Keys
- 1.Bh7!
- threat
- 2.Qe4#
- 1...Rg4
- 2.Qf5#
- 1...Bf5
- 2.Qxf5#
- 1...Sf2
- 2.Sxf3#
- 1...Sdc3
- 2.Qd4#
- 1...Sac3
- 2.Qd4#
- 1...Sc5
- 2.Qd5#
- 1...d5
- 2.Sc6#
- 1...f5
- 2.Sg6#
- threat
- 1.Bh7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 12
- Sets
- Q(c);N_GUARD::S(E),XP(f)
- R(i);N_GUARD::QAR1(A),XR(i)
- R(i);N_GUARD::QAR1(A)
- B(a);N_GUARD::QAB1(A),XB(a)
- S(b);S_CUTB(a)::QAB1(A)
- S(b);S_CUTQ(c)::S(E),XP(f)
- S(h);S_CUTB(a)::QAB1(A)
- S(h);S_CUTR(i)::QAR1(A)
- P(f);S_CUTQ(c)::S(E)
- P(l);S_CUTR(i)::QAR1(A)
- P(m);N_GUARD::S(C)
- P(n);N_GUARD::S(E)
- Tries
- Try
- B(D);XP(f)
- Threat
- QAR1(A)
- Vars
- Q(c);XB(D)::S(E),XQ(c)
- R(d);S_CUTB(g)::QAR1(A)
- B(g);N_GUARD::QAR1(A),XB(g)
- S(b);S_CUTB(a)::QAB1(A)
- S(h);S_CUTB(a)::QAB1(A)
- S(h);S_CUTR(i)::QAR1(A)
- P(m);N_GUARD::S(C)
- P(n);N_GUARD::S(E)
- Refutation
- S(b);
- Try
- B(D);
- Threat
- QAR1(A)
- Vars
- R(i);OGATE,XB(D)::QAR1(A),XR(i)
- R(d);S_CUTB(g)::QAR1(A)
- B(g);N_GUARD::QAR1(A),XB(g)
- S(b);S_CUTQ(c)::S(E),XP(f)
- S(b);S_CUTB(a)::QAB1(A)
- S(h);S_CUTB(a)::QAB1(A)
- P(n);N_GUARD::S(E)
- Refutation
- S(h);
- Try
- B(D);
- Threat
- QAR1(A)
- Vars
- B(g);OGATE,XB(D)::QAR1(A),XB(g)
- S(b);S_CUTQ(c)::S(E),XP(f)
- S(b);S_CUTB(a)::QAB1(A)
- S(h);S_CUTB(a)::QAB1(A)
- S(h);S_CUTR(i)::QAR1(A)
- P(m);N_GUARD::S(C)
- Refutation
- R(d);
- Try
- B(D);
- Threat
- QAR1(A)
- Vars
- P(m);XB(D)::S(C),XP(m)
- R(d);S_CUTB(g)::QAR1(A)
- R(i);N_GUARD::QAR1(A),XR(i)
- B(g);N_GUARD::QAR1(A),XB(g)
- S(b);S_CUTQ(c)::S(E),XP(f)
- S(b);S_CUTB(a)::QAB1(A)
- S(h);S_CUTB(a)::QAB1(A)
- S(h);S_CUTR(i)::QAR1(A)
- P(n);N_GUARD::S(E)
- Refutation
- P(m);
- Try
- B(D);
- Threat
- QAR1(A)
- Vars
- P(n);XB(D)::S(E),XP(n)
- R(d);S_CUTB(g)::QAR1(A)
- B(g);N_GUARD::QAR1(A),XB(g)
- S(b);S_CUTQ(c)::S(E),XP(f)
- S(b);S_CUTB(a)::QAB1(A)
- S(h);S_CUTB(a)::QAB1(A)
- S(h);S_CUTR(i)::QAR1(A)
- P(m);N_GUARD::S(C)
- Refutation
- P(n);
- Try
- B(D);
- Threat
- QAR1(A)
- Vars
- R(d);S_CUTB(g)::QAR1(A)
- R(i);N_GUARD::QAR1(A),XR(i)
- B(g);N_GUARD::QAR1(A),XB(g)
- S(b);S_CUTQ(c)::S(E),XP(f)
- S(b);S_CUTB(a)::QAB1(A)
- S(h);S_CUTB(a)::QAB1(A)
- S(h);S_CUTR(i)::QAR1(A)
- P(m);N_GUARD::S(C)
- P(n);N_GUARD::S(E)
- Refutation
- P(l);
- Try
- B(D);
- Threat
- QAR1(A)
- Vars
- R(i);N_GUARD,XB(D)::QAR1(A)
- R(d);S_CUTB(g)::QAR1(A)
- R(i);N_GUARD::QAR1(A),XR(i)
- B(g);N_GUARD::QAR1(A),XB(g)
- S(b);S_CUTQ(c)::S(E),XP(f)
- S(b);S_CUTB(a)::QAB1(A)
- S(h);S_CUTB(a)::QAB1(A)
- S(h);S_CUTR(i)::QAR1(A)
- P(m);N_GUARD::S(C)
- P(n);N_GUARD::S(E)
- Refutation
- P(l);
- Try
- Actual
- B(D);
- Threat
- QAR1(A)
- Vars
- R(d);S_CUTB(g)::QAR1(A)
- B(g);N_GUARD::QAR1(A),XB(g)
- S(b);S_CUTQ(c)::S(E),XP(f)
- S(b);S_CUTB(a)::QAB1(A)
- S(h);S_CUTB(a)::QAB1(A)
- S(h);S_CUTR(i)::QAR1(A)
- P(m);N_GUARD::S(C)
- P(n);N_GUARD::S(E)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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