MESON Chess Problem Database
Problem Display
PID: 24470 (2B2RK1/2B5/2p1N1p1/r1R5/r1p1k3/n1PN2Q1/q4pb1/2b5 w - - 0 1)
Kapralos, Demetrius N
1st Prize, Olympic Ty., 1972
#2
9 + 11
| 5406 | Selected Chess Compositions by Greek Composers | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Qb1
- 2.Sxf2#
- 1...Qb3
- 2.Sxf2#
- 1...Qa1
- 2.Sxf2#
- 1...Ra6
- 2.Re5#
- 1...Ra7
- 2.Re5#
- 1...Ra8
- 2.Re5#
- 1...Bb2
- 2.Sxf2#
- 2.Sg5#
- 2.Rf4#
- 1...Bd2
- 2.Sxf2#
- 1...Be3
- 2.Qxg6#
- 1...Bf4
- 2.Rxf4#
- 1...Bg5
- 2.Sxg5#
- 1...Bf1
- 2.Qf3#
- 1...Bf3
- 2.Qxf3#
- 1...Bh3
- 2.Qf3#
- 1...Sc2
- 2.Sxf2#
- 1...Sb5
- 2.Re5#
- 1...cxd3
- 2.Qe5#
- 1...Qb1
- Tries
- 1.Sxc1?
- threat
- 2.Sg5#
- 2.Rf4#
- 2.Qf4#
- 2.Qe5#
- 1...Bf3
- 2.Qf4#
- 2.Qe5#
- 2.Qxf3#
- 1...f1Q
- 2.Sg5#
- 2.Qe5#
- 1...f1R
- 2.Sg5#
- 2.Qe5#
- 1...Qd2
- 2.Qe5#
- 1...g5
- 2.Sxg5#
- 2.Qe5#
- 1...Rxc5!
- threat
- 1.Sb4?
- threat
- 2.Qe5#
- 1...Rxc5
- 2.Sxc5#
- 1...Bf4
- 2.Rxf4#
- 2.Qxf4#
- 1...Rxb4!
- threat
- 1.Sdf4?
- threat
- 2.Sg5#
- 1...Rxc5
- 2.Sxc5#
- 1...Bxf4
- 2.Rxf4#
- 1...g5
- 2.Sxg5#
- 1...Bf3!
- threat
- 1.Bf4?
- threat
- 2.Sg5#
- 1...Bxf4
- 2.Rxf4#
- 1...cxd3
- 2.Qxg2#
- 1...Be3
- 2.Qxe3#
- 1...Bf3
- 2.Qxg6#
- 1...g5
- 2.Sxg5#
- 1...Rxc5!
- threat
- 1.Bxa5?
- threat
- 2.Re5#
- 1...Be3
- 2.Qxg6#
- 1...Bf3
- 2.Qxf3#
- 1...Bf4
- 2.Rxf4#
- 1...Rxa5!
- threat
- 1.Bb7?
- threat
- 2.Bxc6#
- 1...cxd3
- 2.Qe5#
- 1...Be3
- 2.Qxg6#
- 1...Bf3
- 2.Qxf3#
- 1...Ra6
- 2.Re5#
- 1...Rxc5!
- threat
- 1.Bd7?
- threat
- 2.Bxc6#
- 1...cxd3
- 2.Qe5#
- 1...Be3
- 2.Qxg6#
- 1...Bf3
- 2.Qxf3#
- 1...Ra6
- 2.Re5#
- 1...Rxc5!
- threat
- 1.Sxc1?
- Keys
- 1.Rd8!
- threat
- 2.Rd4#
- 1...Rxc5
- 2.Sexc5#
- 1...cxd3
- 2.Qxd3#
- 1...Bf3
- 2.Qe5#
- 1...Be3
- 2.Qxg2#
- 1...Sc2
- 2.Sxf2#
- 1...Sb5
- 2.Re5#
- threat
- 1.Rd8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 1
- REMOVED MATES = 11
- Sets
- Q(b);N_GUARD::S(B),XP(c)
- R(i);N_GUARD::R1(D)
- B(a);S_CUTQ(b)::S(B),XP(c)
- B(a);SBLOCK::QAB(C),XP(k)
- B(a);N_GUARD::R1(H),XB(a)
- B(a);N_GUARD::S(E),XB(a)
- B(d);N_GUARD::QAB1(C)
- B(d);N_GUARD::QAB1(C),XB(d)
- S(e);S_CUTQ(b)::S(B),XP(c)
- S(e);S_CUTR(i)::R1(D)
- P(g);P_PINS(E),SBLOCK,XS(B)::QAR1(C)
- Tries
- Try
- S(B);XB(a)
- Threat
- DUALS(4)
- Vars
- Q(b);::QAR1(C)
- Refutation
- R(i);XR(D)
- Try
- S(B);
- Threat
- QAR1(C)
- Vars
- R(i);XR(D)::S(E),XR(i)
- Refutation
- R(f);XS(B)
- Try
- S(B);
- Threat
- S(E)
- Vars
- R(i);XR(D)::S(E),XR(i)
- B(a);OGATE,XS(B)::R1(H),XB(a)
- P(k);::S(E),XP(k)
- Refutation
- B(d);
- Try
- B(F);
- Threat
- S(E)
- Vars
- B(a);OGATE,XB(F)::R1(H),XB(a)
- P(g);P_PINS(E),SBLOCK,XS(B)::QAB(C),XB(d)
- B(a);N_GUARD::QAR1(C),XB(a)
- B(d);SBLOCK::QAB(C),XP(k)
- P(k);::S(E),XP(k)
- Refutation
- R(i);XR(D)
- Try
- B(F);XR(i)
- Threat
- R1(D)
- Vars
- B(a);SBLOCK::QAB(C),XP(k)
- B(d);N_GUARD::QAB1(C),XB(d)
- B(a);N_GUARD::R1(H),XB(a)
- Refutation
- R(f);XB(F)
- Try
- B(G);P_PINP(j)
- Threat
- B(G),XP(j)
- Vars
- P(g);P_PINS(E),SBLOCK,XS(B)::QAR1(C)
- B(a);SBLOCK::QAB(C),XP(k)
- B(d);N_GUARD::QAB1(C),XB(d)
- R(i);N_GUARD::R1(D)
- Refutation
- R(i);XR(D)
- Try
- B(G);
- Threat
- B(G),XP(j)
- Vars
- P(g);P_PINS(E),SBLOCK,XS(B)::QAR1(C)
- B(a);SBLOCK::QAB(C),XP(k)
- B(d);N_GUARD::QAB1(C),XB(d)
- R(i);N_GUARD::R1(D)
- Refutation
- R(i);XR(D)
- Try
- Actual
- R(H);
- Threat
- R1(H)
- Vars
- R(i);XR(D)::S(E),XR(i)
- P(g);OGATE,P_PINS(E),XS(B)::QAB1(C),XP(g)
- B(d);SBLOCK::QAR1(C)
- B(a);SBLOCK::QAB(C),XB(d)
- S(e);S_CUTQ(b)::S(B),XP(c)
- S(e);S_CUTR(i)::R1(D)
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