MESON Chess Problem Database
Problem Display
PID: 71024 (1r6/2Q1b3/p7/P1pR4/pk2q2R/N1N3n1/K2P4/8 w - - 0 1)
Montaner, Antonio
1st Prize, SEPA 08. TT, 1950
#2
8 + 8
| 274 | diagrammes | 1974 |
SOLUTION
- SOUND
- Sets
- 1...Qc4+
- 2.Rxc4#
- 1...Rb6
- 2.Qxb6#
- 1...Ra8
- 2.Qb6#
- 1...Rc8
- 2.Qb6#
- 1...Rd8
- 2.Qb6#
- 1...Re8
- 2.Qb6#
- 1...Rf8
- 2.Qb6#
- 1...Rg8
- 2.Qb6#
- 1...Rh8
- 2.Qb6#
- 1...Bxh4
- 2.Qxc5#
- 1...Bg5
- 2.Qxc5#
- 1...Bf6
- 2.Qxc5#
- 1...Bd8
- 2.Qxc5#
- 1...c4
- 2.Qxb8#
- 1...Qc4+
- Tries
- 1.Kb2?
- threat
- 2.Sa2#
- 1...Rb6
- 2.Qxb6#
- 1...Bf6
- 2.Qxc5#
- 1...Qd4!
- threat
- 1.Rxe4+?
- 1...c4
- 2.Sc2#
- 2.Rxc4#
- 2.Qxb8#
- 2.Qxc4#
- 2.Qxe7#
- 1...Sxe4!
- 1...c4
- 1.Rd3?
- threat
- 2.Sd5#
- 1...Qc4+
- 2.Rxc4#
- 1...Rb6
- 2.Qxb6#
- 1...Rd8
- 2.Qb6#
- 1...c4
- 2.Sc2#
- 1...Bxh4!
- threat
- 1.Rxc5?
- threat
- 2.Sc2#
- 2.Sd5#
- 1...Qc4+
- 2.Rhxc4#
- 2.Rcxc4#
- 1...Bxc5
- 2.Sd5#
- 1...Rd8
- 2.Sc2#
- 2.Qb6#
- 1...Bxh4!
- threat
- 1.Rf5?
- threat
- 2.Sd5#
- 1...Qc4+
- 2.Rxc4#
- 1...Bxh4
- 2.Qxc5#
- 1...Rb6
- 2.Qxb6#
- 1...Rd8
- 2.Qb6#
- 1...c4!
- threat
- 1.Rg5?
- threat
- 2.Sd5#
- 1...Qc4+
- 2.Rxc4#
- 1...Rb6
- 2.Qxb6#
- 1...Rd8
- 2.Qb6#
- 1...c4!
- threat
- 1.Rdh5?
- threat
- 2.Sd5#
- 1...Qc4+
- 2.Rxc4#
- 1...Bxh4
- 2.Qxc5#
- 1...Rb6
- 2.Qxb6#
- 1...Rd8
- 2.Qb6#
- 1...c4!
- threat
- 1.Kb2?
- Keys
- 1.Re5!
- threat
- 2.Sd5#
- 1...Qc4+
- 2.Rxc4#
- 1...Bxh4
- 2.Qxc5#
- 1...Rb6
- 2.Qxb6#
- 1...Rd8
- 2.Qb6#
- 1...c4
- 2.Qxe7#
- threat
- 1.Re5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 9
- Sets
- Q(d);CHECK,OGATE::R1(E),XQ(d)
- R(h);N_GUARD::QAR2(H),XR(h)
- R(h);N_GUARD::QAR2(H)
- B(g);N_GUARD,N_SPINQ(d),XR(E)::QAB1(H),XP(e)
- B(g);N_GUARD::QAB1(H),XP(e)
- P(e);N_SPINQ(d)::QAR(H),XR(h)
- Tries
- Try
- K(A);P-FLIGHT
- Threat
- S(D)
- Vars
- R(h);N_GUARD::QAR2(H),XR(h)
- B(g);N_GUARD,P_PINS(D)::QAB1(H),XP(e)
- Refutation
- Q(d);P_PINS(D)
- Try
- R(E);CHECK,XQ(d)
- Refutation
- S(a);XR(E)
- Try
- R(G);
- Threat
- S(D)
- Vars
- Q(d);CHECK,OGATE::R1(E),XQ(d)
- R(h);N_GUARD::QAR2(H),XR(h)
- R(h);N_GUARD::QAR2(H)
- P(e);N_SPINQ(d)::S(C)
- Refutation
- B(g);N_SPINQ(d),XR(E)
- Try
- R(G);XP(e)
- Threat
- DUALS(2)
- Vars
- B(g);XR(G)::S(D)
- Refutation
- B(g);N_SPINQ(d),XR(E)
- Try
- R(G);
- Threat
- S(D)
- Vars
- Q(d);CHECK,OGATE::R1(E),XQ(d)
- B(g);N_GUARD,N_SPINQ(d),XR(E)::QAB1(H),XP(e)
- R(h);N_GUARD::QAR2(H),XR(h)
- R(h);N_GUARD::QAR2(H)
- Refutation
- P(e);N_SPINQ(d)
- Try
- R(G);
- Threat
- S(D)
- Vars
- Q(d);CHECK,OGATE::R1(E),XQ(d)
- R(h);N_GUARD::QAR2(H),XR(h)
- R(h);N_GUARD::QAR2(H)
- Refutation
- P(e);N_SPINQ(d)
- Try
- R(G);
- Threat
- S(D)
- Vars
- Q(d);CHECK,OGATE::R1(E),XQ(d)
- B(g);N_GUARD,N_SPINQ(d),XR(E)::QAB1(H),XP(e)
- R(h);N_GUARD::QAR2(H),XR(h)
- R(h);N_GUARD::QAR2(H)
- Refutation
- P(e);N_SPINQ(d)
- Try
- Actual
- R(G);
- Threat
- S(D)
- Vars
- Q(d);CHECK,OGATE::R1(E),XQ(d)
- B(g);N_GUARD,N_SPINQ(d),XR(E)::QAB1(H),XP(e)
- R(h);N_GUARD::QAR2(H),XR(h)
- R(h);N_GUARD::QAR2(H)
- P(e);N_SPINQ(d),OGATEB::QAB(H),XB(g)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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