MESON Chess Problem Database
Problem Display
PID: 201620 (8/p5p1/N5P1/1P1p3p/3kp1nR/1PR3Q1/2p2p2/2K2B2 w - - 0 1)
Neukomm, Gyula (Julius) R
Rivista del Club Argentino de Ajedrez, 1922
#2
9 + 9
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sh2
- 2.Rd3#
- 1...Se3
- 2.Rd3#
- 1...Se5
- 2.Qe3#
- 1...Sf6
- 2.Rd3#
- 1...Sh6
- 2.Rd3#
- 1...e3
- 2.Qxe3#
- 1...Sh2
- Tries
- 1.Kxc2?
- 1...e3
- 2.Qf4#
- 2.Qxe3#
- 1...Sh2
- 2.Rd3#
- 1...Se5
- 2.Qxf2#
- 2.Qe3#
- 1...Sf6
- 2.Rd3#
- 1...Sh6
- 2.Rd3#
- 1...Se3+!
- 1...e3
- 1.Sb4?
- threat
- 2.Sxc2#
- 2.Sc6#
- 1...e3
- 2.Qxe3#
- 1...Se5
- 2.Sxc2#
- 2.Qe3#
- 1...Se3!
- threat
- 1.Sc5?
- threat
- 2.Se6#
- 1...e3
- 2.Qxe3#
- 1...Se3!
- threat
- 1.Sc7?
- threat
- 2.Se6#
- 1...e3
- 2.Qxe3#
- 1...Se3!
- threat
- 1.Sb8?
- threat
- 2.Sc6#
- 1...e3
- 2.Qxe3#
- 1...Se5
- 2.Qe3#
- 1...Se3!
- threat
- 1.Rxc2?
- threat
- 2.Rd2#
- 2.Qc3#
- 1...e3
- 2.Qf4#
- 1...Se5
- 2.Qxf2#
- 2.Qc3#
- 1...Se3!
- threat
- 1.Rc5?
- threat
- 2.Qc3#
- 1...e3
- 2.Qf4#
- 1...Se3!
- threat
- 1.Rc6?
- threat
- 2.Qc3#
- 1...e3
- 2.Qf4#
- 1...Se3!
- threat
- 1.Rc7?
- threat
- 2.Qc3#
- 1...e3
- 2.Qf4#
- 1...Se3!
- threat
- 1.Rc8?
- threat
- 2.Qc3#
- 1...e3
- 2.Qf4#
- 1...Se3!
- threat
- 1.Rxh5?
- 1...Se3
- 2.Qe5#
- 2.Qxe3#
- 1...Sh2
- 2.Qe5#
- 2.Qe3#
- 1...Se5
- 2.Qxe5#
- 2.Qe3#
- 1...Sf6
- 2.Qe5#
- 2.Qe3#
- 1...Sh6
- 2.Qe5#
- 2.Qe3#
- 1...e3!
- 1...Se3
- 1.Qf4?
- threat
- 2.Rd3#
- 1...Se5
- 2.Qe3#
- 1...Kxc3!
- threat
- 1.Qc7?
- 1...Se3
- 2.Rd3#
- 2.Qxg7#
- 1...Sh2
- 2.Rd3#
- 2.Qxg7#
- 1...Se5
- 2.Qc5#
- 1...Sf6
- 2.Rd3#
- 1...Sh6
- 2.Rd3#
- 2.Qxg7#
- 1...e3!
- 1...Se3
- 1.b6?
- 1...Se3
- 2.Rd3#
- 1...e3
- 2.Qxe3#
- 1...Sh2
- 2.Rd3#
- 1...Se5
- 2.Qe3#
- 1...Sf6
- 2.Rd3#
- 1...Sh6
- 2.Rd3#
- 1...axb6!
- 1...Se3
- 1.Kxc2?
- Keys
- 1.Qd6!
- 1...Kxc3
- 2.Qb4#
- 1...e3
- 2.Rc4#
- 1...Se3
- 2.Rd3#
- 1...Sh2
- 2.Rd3#
- 1...Se5
- 2.Qc5#
- 1...Sf6
- 2.Rd3#
- 1...Sh6
- 2.Rd3#
- 1...Kxc3
- 1.Qd6!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(e);P_SPINP(d)::R1(D)
- S(e);N_GUARD,P_SPINP(d),SBLOCK::QAB1(E)
- P(d);P_SPINS(e)::QAB1(E),XP(d)
- Tries
- Try
- K(A);P-FLIGHT,XP(a)
- Vars
- S(e);P_SPINP(d)::R1(D)
- Refutation
- S(e);CHECK,P_SPINP(d)
- Try
- S(H);
- Threat
- DUALS(2)
- Vars
- P(d);P_SPINS(e)::QAB1(E),XP(d)
- Refutation
- S(e);P_SPINP(d)
- Try
- S(H);
- Threat
- S(H)
- Vars
- P(d);P_SPINS(e)::QAB1(E),XP(d)
- Refutation
- S(e);P_SPINP(d)
- Try
- S(H);
- Threat
- S(H)
- Vars
- P(d);P_SPINS(e)::QAB1(E),XP(d)
- Refutation
- S(e);P_SPINP(d)
- Try
- S(H);
- Threat
- S(H)
- Vars
- P(d);P_SPINS(e)::QAB1(E),XP(d)
- S(e);N_GUARD,P_SPINP(d),SBLOCK::QAB1(E)
- Refutation
- S(e);P_SPINP(d)
- Try
- R(D);XP(a)
- Threat
- DUALS(2)
- Vars
- P(d);OGATEB,P_SPINS(e)::QAR2(E)
- Refutation
- S(e);P_SPINP(d)
- Try
- R(D);
- Threat
- QAB1(E)
- Vars
- P(d);OGATEB,P_SPINS(e)::QAR2(E)
- Refutation
- S(e);P_SPINP(d)
- Try
- R(D);
- Threat
- QAB1(E)
- Vars
- P(d);OGATEB,P_SPINS(e)::QAR2(E)
- Refutation
- S(e);P_SPINP(d)
- Try
- R(D);
- Threat
- QAB1(E)
- Vars
- P(d);OGATEB,P_SPINS(e)::QAR2(E)
- Refutation
- S(e);P_SPINP(d)
- Try
- R(D);
- Threat
- QAB1(E)
- Vars
- P(d);OGATEB,P_SPINS(e)::QAR2(E)
- Refutation
- S(e);P_SPINP(d)
- Try
- R(F);XP(g)
- Refutation
- P(d);
- Try
- Q(E);P_PINP(d)
- Threat
- R1(D)
- Vars
- S(e);N_GUARD,SBLOCK::QAB1(E)
- Refutation
- K(c);N_SPINP(d),S_FLIGHT,XR(D)
- Try
- Q(E);
- Vars
- S(e);P_SPINP(d),SBLOCK::QAB1(E)
- S(e);P_SPINP(d)::R1(D)
- Refutation
- P(d);P_SPINS(e)
- Try
- P(G);
- Vars
- S(e);P_SPINP(d)::R1(D)
- P(d);P_SPINS(e)::QAB1(E),XP(d)
- S(e);N_GUARD,P_SPINP(d),SBLOCK::QAB1(E)
- Refutation
- P(h);XP(G)
- Try
- Actual
- Q(E);P_PINP(f)
- Vars
- K(c);N_SPINP(f),S_FLIGHT,XR(D)::QAB1(E)
- P(d);P_SPINS(e),SBLOCK::R1(D)
- S(e);N_SPINP(f),P_SPINP(d)::R1(D)
- S(e);N_SPINP(f),P_SPINP(d),SBLOCK::QAB1(E)
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).