MESON Chess Problem Database
Problem Display
PID: 225551 (4r3/R3p2R/3pkp2/p3p3/PpP1N1P1/1PBPQP2/1p1P4/bK6 w - - 0 1)
Klemanic, Emil
1st Comm., Praca, 1994
#2
13 + 10
| 5454 | Near Snap | 2020 |
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Ra8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rb8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rc8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rd8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rf8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rg8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rh8
- 2.Raxe7#
- 2.Rhxe7#
- 1...d5
- 2.Qb6#
- 1...f5
- 2.Qh6#
- 1...Ra8
- Tries
- 1.Sf2?
- 1...d5
- 2.Qb6#
- 1...f5
- 2.Qh6#
- 1...Ra8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rb8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rc8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rd8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rf8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rg8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rh8
- 2.Raxe7#
- 2.Rhxe7#
- 1...e4
- 2.Qxe4#
- 1...bxc3!
- 1...d5
- 1.Sg3?
- 1...d5
- 2.Qb6#
- 1...f5
- 2.Qh6#
- 1...Ra8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rb8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rc8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rd8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rf8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rg8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rh8
- 2.Raxe7#
- 2.Rhxe7#
- 1...e4
- 2.Qxe4#
- 1...bxc3!
- 1...d5
- 1.Bxb2?
- 1...Ra8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rb8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rc8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rd8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rf8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rg8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rh8
- 2.Raxe7#
- 2.Rhxe7#
- 1...d5
- 2.Qb6#
- 1...f5
- 2.Qh6#
- 1...Bxb2!
- 1...Ra8
- 1.Bxb4?
- 1...Ra8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rb8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rc8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rd8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rf8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rg8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rh8
- 2.Raxe7#
- 2.Rhxe7#
- 1...d5
- 2.Qb6#
- 1...f5
- 2.Qh6#
- 1...axb4!
- 1...Ra8
- 1.Bd4?
- 1...exd4
- 2.Sc5#
- 2.Sg5#
- 1...Ra8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rb8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rc8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rd8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rf8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rg8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rh8
- 2.Raxe7#
- 2.Rhxe7#
- 1...f5
- 2.Qh6#
- 1...d5!
- 1...exd4
- 1.Rb7?
- 1...Ra8
- 2.Rbxe7#
- 2.Rhxe7#
- 1...Rb8
- 2.Rbxe7#
- 2.Rhxe7#
- 1...Rc8
- 2.Rbxe7#
- 2.Rhxe7#
- 1...Rd8
- 2.Rbxe7#
- 2.Rhxe7#
- 1...Rf8
- 2.Rbxe7#
- 2.Rhxe7#
- 1...Rg8
- 2.Rbxe7#
- 2.Rhxe7#
- 1...Rh8
- 2.Rbxe7#
- 2.Rhxe7#
- 1...d5
- 2.Qb6#
- 1...f5
- 2.Qh6#
- 1...bxc3!
- 1...Ra8
- 1.Rc7?
- 1...Ra8
- 2.Rcxe7#
- 2.Rhxe7#
- 1...Rb8
- 2.Rcxe7#
- 2.Rhxe7#
- 1...Rc8
- 2.Rcxe7#
- 2.Rhxe7#
- 1...Rd8
- 2.Rcxe7#
- 2.Rhxe7#
- 1...Rf8
- 2.Rcxe7#
- 2.Rhxe7#
- 1...Rg8
- 2.Rcxe7#
- 2.Rhxe7#
- 1...Rh8
- 2.Rcxe7#
- 2.Rhxe7#
- 1...d5
- 2.Qb6#
- 1...f5
- 2.Qh6#
- 1...bxc3!
- 1...Ra8
- 1.Rg7?
- 1...Ra8
- 2.Raxe7#
- 2.Rgxe7#
- 1...Rb8
- 2.Raxe7#
- 2.Rgxe7#
- 1...Rc8
- 2.Raxe7#
- 2.Rgxe7#
- 1...Rd8
- 2.Raxe7#
- 2.Rgxe7#
- 1...Rf8
- 2.Raxe7#
- 2.Rgxe7#
- 1...Rg8
- 2.Raxe7#
- 2.Rgxe7#
- 1...Rh8
- 2.Raxe7#
- 2.Rgxe7#
- 1...d5
- 2.Qb6#
- 1...f5
- 2.Qh6#
- 1...bxc3!
- 1...Ra8
- 1.Qd4?
- threat
- 2.Qd5#
- 1...d5
- 2.Qb6#
- 2.Qxd5#
- 2.cxd5#
- 1...exd4!
- threat
- 1.Qf4?
- threat
- 2.Qf5#
- 1...f5
- 2.Qh6#
- 2.Qxf5#
- 2.gxf5#
- 1...exf4!
- threat
- 1.Qc5?
- threat
- 2.Qd5#
- 1...d5
- 2.Qb6#
- 2.Qxd5#
- 2.Qc6#
- 2.cxd5#
- 1...dxc5!
- threat
- 1.Qg5?
- threat
- 2.Qf5#
- 1...f5
- 2.Qh6#
- 2.Qxf5#
- 2.Qg6#
- 2.gxf5#
- 1...fxg5!
- threat
- 1.Qb6?
- threat
- 2.Sc5#
- 1...Rc8
- 2.Raxe7#
- 2.Rhxe7#
- 1...f5!
- threat
- 1.Qh6?
- threat
- 2.Sg5#
- 1...Rg8
- 2.Raxe7#
- 2.Rhxe7#
- 1...d5!
- threat
- 1.d4?
- threat
- 2.d5#
- 1...exd4
- 2.Sc5#
- 2.Sg5#
- 1...d5!
- threat
- 1.f4?
- threat
- 2.f5#
- 1...exf4
- 2.Sc5#
- 2.Sg5#
- 1...f5!
- threat
- 1.Sf2?
- Keys
- 1.Bxe5!
- 1...Kxe5
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sc5#
- 2.Sg5#
- 1...dxe5
- 2.Qb6#
- 1...fxe5
- 2.Qh6#
- 1...Ra8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rb8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rc8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rd8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rf8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rg8
- 2.Raxe7#
- 2.Rhxe7#
- 1...Rh8
- 2.Raxe7#
- 2.Rhxe7#
- 1...d5
- 2.Sc5#
- 1...f5
- 2.Sg5#
- 1...Kxe5
- 1.Bxe5!
Anticipated by 120984(1980), 108720(1982)
This anticipates 54708(2003)
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- P(f);OGATEB::QAR(F)
- P(h);OGATEB::QAR(F)
- Tries
- Try
- S(J);P_PINP(e)
- Vars
- P(f);OGATEB::QAR(F)
- P(h);OGATEB::QAR(F)
- P(e);OGATEB::QAR2(F),XP(e)
- Refutation
- P(c);XB(D)
- Try
- S(J);P_PINP(e)
- Vars
- P(f);OGATEB::QAR(F)
- P(h);OGATEB::QAR(F)
- P(e);OGATEB::QAR2(F),XP(e)
- Refutation
- P(c);XB(D)
- Try
- B(D);XP(b)
- Vars
- P(f);OGATEB::QAR(F)
- P(h);OGATEB::QAR(F)
- Refutation
- B(a);XB(D)
- Try
- B(D);XP(c)
- Vars
- P(f);OGATEB::QAR(F)
- P(h);OGATEB::QAR(F)
- Refutation
- P(d);XB(D)
- Try
- B(D);
- Vars
- P(h);OGATEB::QAR(F)
- Refutation
- P(f);
- Try
- R(L);
- Vars
- P(f);OGATEB::QAR(F)
- P(h);OGATEB::QAR(F)
- Refutation
- P(c);XB(D)
- Try
- R(L);
- Vars
- P(f);OGATEB::QAR(F)
- P(h);OGATEB::QAR(F)
- Refutation
- P(c);XB(D)
- Try
- R(M);
- Vars
- P(f);OGATEB::QAR(F)
- P(h);OGATEB::QAR(F)
- Refutation
- P(c);XB(D)
- Try
- Q(F);
- Threat
- QAB1(F)
- Refutation
- P(e);XQ(F)
- Try
- Q(F);
- Threat
- QAB1(F)
- Refutation
- P(e);XQ(F)
- Try
- Q(F);
- Threat
- QAB1(F)
- Refutation
- P(f);XQ(F)
- Try
- Q(F);
- Threat
- QAB1(F)
- Refutation
- P(h);XQ(F)
- Try
- Q(F);P_PINP(f)
- Threat
- S(J)
- Refutation
- P(h);
- Try
- Q(F);P_PINP(h)
- Threat
- S(J)
- Refutation
- P(f);
- Try
- P(E);
- Threat
- P(E)
- Refutation
- P(f);
- Try
- P(G);
- Threat
- P(G)
- Refutation
- P(h);
- Try
- Actual
- B(D);XP(e)
- Vars
- P(f);OGATEB,SBLOCK,XB(D)::QAR(F)
- P(h);OGATEB,SBLOCK,XB(D)::QAR(F)
- P(f);N_GUARD::S(J)
- P(h);N_GUARD::S(J)
Developed and maintained by Brian Stephenson.
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