MESON Chess Problem Database
Problem Display
PID: 275681 (2Q5/3r4/3P4/7p/4N2p/4N2p/R3B1Pk/KR6 w - - 0 1)
Ivana, Dumitru C
Buletin Problemistic, 1984
#2
9 + 5
| 15601 | Albrecht-Leiss-Degener Collection | 2024 |
SOLUTION
- SOUND
- Sets
- 1...Rxd6
- 2.Qxh3#
- 1...Ra7
- 2.Qxh3#
- 1...Rb7
- 2.Qxh3#
- 1...Rc7
- 2.Qxh3#
- 1...Re7
- 2.Qxh3#
- 1...Rf7
- 2.Qxh3#
- 1...Rg7
- 2.Qxh3#
- 1...Rh7
- 2.Qxh3#
- 1...Rd8
- 2.Qxh3#
- 1...Rxd6
- Tries
- 1.Sc4?
- 1...Kxg2
- 2.Bg4#
- 2.Bxh5#
- 1...Rxd6
- 2.Qxh3#
- 1...Ra7
- 2.Qxh3#
- 1...Rb7
- 2.Qxh3#
- 1...Rc7
- 2.Qxh3#
- 1...Re7
- 2.Qxh3#
- 1...Rf7
- 2.Qxh3#
- 1...Rg7
- 2.Qxh3#
- 1...Rh7
- 2.Qxh3#
- 1...Rd8
- 2.Qxh3#
- 1...hxg2!
- 1...Kxg2
- 1.Sd5?
- 1...Kxg2
- 2.Bg4#
- 2.Bxh5#
- 1...Rxd6
- 2.Qxh3#
- 1...Ra7
- 2.Qxh3#
- 1...Rb7
- 2.Qxh3#
- 1...Rc7
- 2.Qxh3#
- 1...Re7
- 2.Qxh3#
- 1...Rf7
- 2.Qxh3#
- 1...Rg7
- 2.Qxh3#
- 1...Rh7
- 2.Qxh3#
- 1...Rd8
- 2.Qxh3#
- 1...hxg2!
- 1...Kxg2
- 1.Bd3?
- threat
- 2.g3#
- 2.g4#
- 1...Ra7
- 2.Qxh3#
- 1...Rb7
- 2.Qxh3#
- 1...Rc7
- 2.Qxh3#
- 1...Rf7
- 2.Qxh3#
- 1...hxg2!
- threat
- 1.Bf3?
- threat
- 2.g3#
- 2.g4#
- 1...Rxd6
- 2.Qxh3#
- 1...Ra7
- 2.Qxh3#
- 1...Rb7
- 2.Qxh3#
- 1...Rc7
- 2.Qxh3#
- 1...hxg2!
- threat
- 1.Bc4?
- threat
- 2.g3#
- 2.g4#
- 1...Rxd6
- 2.Qxh3#
- 1...Ra7
- 2.Qxh3#
- 1...Rb7
- 2.Qxh3#
- 1...Rf7
- 2.Qxh3#
- 1...hxg2!
- threat
- 1.Bb5?
- threat
- 2.g3#
- 2.g4#
- 1...Rxd6
- 2.Qxh3#
- 1...Ra7
- 2.Qxh3#
- 1...Rc7
- 2.Qxh3#
- 1...Rf7
- 2.Qxh3#
- 1...hxg2!
- threat
- 1.Bxh5?
- threat
- 2.Sg4#
- 2.g3#
- 2.g4#
- 1...Rxd6
- 2.Sg4#
- 2.Qxh3#
- 1...Ra7
- 2.Sg4#
- 2.Qxh3#
- 1...Rb7
- 2.Sg4#
- 2.Qxh3#
- 1...Rc7
- 2.Sg4#
- 2.Qxh3#
- 1...Rf7
- 2.Sg4#
- 2.Qxh3#
- 1...Rg7
- 2.Qxh3#
- 2.g3#
- 2.g4#
- 1...hxg2!
- threat
- 1.Ba6?
- threat
- 2.g3#
- 2.g4#
- 1...Rxd6
- 2.Qxh3#
- 1...Rb7
- 2.Qxh3#
- 1...Rc7
- 2.Qxh3#
- 1...Rf7
- 2.Qxh3#
- 1...hxg2!
- threat
- 1.Rc1?
- 1...Rxd6
- 2.Qxh3#
- 1...Ra7
- 2.Qxh3#
- 1...Rb7
- 2.Qxh3#
- 1...Rc7
- 2.Qxh3#
- 1...Re7
- 2.Qxh3#
- 1...Rf7
- 2.Qxh3#
- 1...Rg7
- 2.Qxh3#
- 1...Rh7
- 2.Qxh3#
- 1...Rd8
- 2.Qxh3#
- 1...hxg2!
- 1...Rxd6
- 1.Rd1?
- 1...Rxd6
- 2.Qxh3#
- 1...Ra7
- 2.Qxh3#
- 1...Rb7
- 2.Qxh3#
- 1...Rc7
- 2.Qxh3#
- 1...Re7
- 2.Qxh3#
- 1...Rf7
- 2.Qxh3#
- 1...Rg7
- 2.Qxh3#
- 1...Rh7
- 2.Qxh3#
- 1...Rd8
- 2.Qxh3#
- 1...hxg2!
- 1...Rxd6
- 1.Re1?
- 1...Rxd6
- 2.Qxh3#
- 1...Ra7
- 2.Qxh3#
- 1...Rb7
- 2.Qxh3#
- 1...Rc7
- 2.Qxh3#
- 1...Re7
- 2.Qxh3#
- 1...Rf7
- 2.Qxh3#
- 1...Rg7
- 2.Qxh3#
- 1...Rh7
- 2.Qxh3#
- 1...Rd8
- 2.Qxh3#
- 1...hxg2!
- 1...Rxd6
- 1.Rf1?
- 1...Rxd6
- 2.Qxh3#
- 1...Ra7
- 2.Qxh3#
- 1...Rb7
- 2.Qxh3#
- 1...Rc7
- 2.Qxh3#
- 1...Re7
- 2.Qxh3#
- 1...Rf7
- 2.Qxh3#
- 1...Rg7
- 2.Qxh3#
- 1...Rh7
- 2.Qxh3#
- 1...Rd8
- 2.Qxh3#
- 1...hxg2!
- 1...Rxd6
- 1.Ra3?
- 1...Rxd6
- 2.Qxh3#
- 1...Ra7
- 2.Qxh3#
- 1...Rb7
- 2.Qxh3#
- 1...Rc7
- 2.Qxh3#
- 1...Re7
- 2.Qxh3#
- 1...Rf7
- 2.Qxh3#
- 1...Rg7
- 2.Qxh3#
- 1...Rh7
- 2.Qxh3#
- 1...Rd8
- 2.Qxh3#
- 1...hxg2!
- 1...Rxd6
- 1.Ra4?
- 1...Rxd6
- 2.Qxh3#
- 1...Ra7
- 2.Qxh3#
- 1...Rb7
- 2.Qxh3#
- 1...Rc7
- 2.Qxh3#
- 1...Re7
- 2.Qxh3#
- 1...Rf7
- 2.Qxh3#
- 1...Rg7
- 2.Qxh3#
- 1...Rh7
- 2.Qxh3#
- 1...Rd8
- 2.Qxh3#
- 1...hxg2!
- 1...Rxd6
- 1.Ra5?
- 1...Rxd6
- 2.Qxh3#
- 1...Ra7
- 2.Qxh3#
- 1...Rb7
- 2.Qxh3#
- 1...Rc7
- 2.Qxh3#
- 1...Re7
- 2.Qxh3#
- 1...Rf7
- 2.Qxh3#
- 1...Rg7
- 2.Qxh3#
- 1...Rh7
- 2.Qxh3#
- 1...Rd8
- 2.Qxh3#
- 1...hxg2!
- 1...Rxd6
- 1.Ra6?
- 1...Rxd6
- 2.Qxh3#
- 1...Ra7
- 2.Qxh3#
- 1...Rb7
- 2.Qxh3#
- 1...Rc7
- 2.Qxh3#
- 1...Re7
- 2.Qxh3#
- 1...Rf7
- 2.Qxh3#
- 1...Rg7
- 2.Qxh3#
- 1...Rh7
- 2.Qxh3#
- 1...Rd8
- 2.Qxh3#
- 1...hxg2!
- 1...Rxd6
- 1.g3?
- threat
- 2.Bd3#
- 2.Bf3#
- 2.Bc4#
- 2.Bg4#
- 2.Bb5#
- 2.Bxh5#
- 2.Ba6#
- 1...Rxd6
- 2.Bd3#
- 1...Ra7
- 2.Ba6#
- 1...Rb7
- 2.Bb5#
- 1...Rc7
- 2.Bc4#
- 1...Rf7
- 2.Bf3#
- 1...hxg3!
- threat
- 1.g4?
- threat
- 2.Bd3#
- 2.Bf3#
- 2.Bc4#
- 2.Bb5#
- 2.Ba6#
- 1...Rxd6
- 2.Bd3#
- 1...Ra7
- 2.Ba6#
- 1...Rb7
- 2.Bb5#
- 1...Rc7
- 2.Bc4#
- 1...Rf7
- 2.Bf3#
- 1...hxg4 ep!
- threat
- 1.Sc4?
- Keys
- 1.gxh3!
- threat
- 2.Bg4#
- 1...Kxh3
- 2.Bf1#
- 2.Rh1#
- 1...Rxd6
- 2.Bd3#
- 1...Ra7
- 2.Ba6#
- 1...Rb7
- 2.Bb5#
- 1...Rc7
- 2.Bc4#
- 1...Rf7
- 2.Bf3#
- threat
- 1.gxh3!
This is a version
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 5
- ADDED MATES = 0
- REMOVED MATES = 4
- Sets
- R(e);OGATE,XP(H)::QAR1(I),XP(b)
- R(e);OGATE,P_PINR(C)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Tries
- Try
- S(F);
- Vars
- R(e);OGATE,XP(H)::QAR1(I),XP(b)
- R(e);OGATE,P_PINR(C)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Refutation
- P(b);XP(E)
- Try
- S(F);
- Vars
- R(e);OGATE,XP(H)::QAR1(I),XP(b)
- R(e);OGATE,P_PINR(C)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Refutation
- P(b);XP(E)
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- R(e);OGATE,P_PINR(C)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Refutation
- P(b);P_SPINP(b),XP(E)
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- R(e);OGATE,XP(H)::QAR1(I),XP(b)
- R(e);OGATE,P_PINR(C)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Refutation
- P(b);P_SPINP(b),XP(E)
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- R(e);OGATE,XP(H)::QAR1(I),XP(b)
- R(e);OGATE,P_PINR(C)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Refutation
- P(b);P_SPINP(b),XP(E)
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- R(e);OGATE,XP(H)::QAR1(I),XP(b)
- R(e);OGATE,P_PINR(C)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Refutation
- P(b);P_SPINP(b),XP(E)
- Try
- B(D);XP(d)
- Threat
- DUALS(3)
- Refutation
- P(b);P_SPINP(b),XP(E)
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- R(e);OGATE,XP(H)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Refutation
- P(b);P_SPINP(b),XP(E)
- Try
- R(B);
- Vars
- R(e);OGATE,XP(H)::QAR1(I),XP(b)
- R(e);OGATE,P_PINR(C)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Refutation
- P(b);XP(E)
- Try
- R(B);
- Vars
- R(e);OGATE,XP(H)::QAR1(I),XP(b)
- R(e);OGATE,P_PINR(C)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Refutation
- P(b);XP(E)
- Try
- R(B);
- Vars
- R(e);OGATE,XP(H)::QAR1(I),XP(b)
- R(e);OGATE,P_PINR(C)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Refutation
- P(b);XP(E)
- Try
- R(B);
- Vars
- R(e);OGATE,XP(H)::QAR1(I),XP(b)
- R(e);OGATE,P_PINR(C)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Refutation
- P(b);XP(E)
- Try
- R(C);
- Vars
- R(e);OGATE,XP(H)::QAR1(I),XP(b)
- R(e);OGATE,P_PINR(C)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Refutation
- P(b);XP(E)
- Try
- R(C);
- Vars
- R(e);OGATE,XP(H)::QAR1(I),XP(b)
- R(e);OGATE,P_PINR(C)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Refutation
- P(b);XP(E)
- Try
- R(C);
- Vars
- R(e);OGATE,XP(H)::QAR1(I),XP(b)
- R(e);OGATE,P_PINR(C)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Refutation
- P(b);XP(E)
- Try
- R(C);
- Vars
- R(e);OGATE,XP(H)::QAR1(I),XP(b)
- R(e);OGATE,P_PINR(C)::QAR1(I),XP(b)
- R(e);OGATE::QAR1(I),XP(b)
- Refutation
- P(b);XP(E)
- Try
- P(E);
- Threat
- DUALS(7)
- Vars
- R(e);XP(H)::R(C)+B(D)
- R(e);P_PINR(C)::R(C)+B(D)
- R(e);::R(C)+B(D)
- Refutation
- P(c);XP(E)
- Try
- P(E);
- Threat
- DUALS(5)
- Vars
- R(e);XP(H)::R(C)+B(D)
- R(e);P_PINR(C)::R(C)+B(D)
- R(e);::R(C)+B(D)
- Refutation
- P(c);EP,XP(E)
- Try
- Actual
- P(E);XP(b)
- Threat
- R(C)+B(D)
- Vars
- R(e);XP(H)::R(C)+B(D)
- R(e);P_PINR(C)::R(C)+B(D)
- R(e);::R(C)+B(D)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).