MESON Chess Problem Database
Problem Display
PID: 98147 (K2R4/5p1b/2P1P3/3Bp3/p2kNp2/R2Nr3/PppP4/6Q1 w - - 0 1)
Kiss, Ivan
US Problem Bulletin, 1988
#2
11 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...f3
- 2.Qxe3#
- 2.dxe3#
- 1...f3
- Tries
- 1.Se1?
- threat
- 2.Sxc2#
- 2.Sf3#
- 2.Rd3#
- 2.Rxa4#
- 1...b1Q
- 2.Sf3#
- 2.Rd3#
- 1...b1B
- 2.Sf3#
- 2.Rd3#
- 2.Rxa4#
- 1...b1R
- 2.Sxc2#
- 2.Sf3#
- 2.Rd3#
- 1...c1Q
- 2.Sf3#
- 2.Rd3#
- 1...c1S
- 2.Sc2#
- 2.Sf3#
- 2.Rxa4#
- 1...c1B
- 2.Sc2#
- 2.Sf3#
- 2.Rd3#
- 2.Rxa4#
- 1...c1R
- 2.Sf3#
- 2.Rd3#
- 1...f3
- 2.Sxc2#
- 2.Sxf3#
- 2.Rd3#
- 2.Rxa4#
- 2.Qxe3#
- 2.dxe3#
- 1...Bxe4!
- threat
- 1.Sxb2?
- threat
- 2.Rd3#
- 2.Rxa4#
- 1...c1Q
- 2.Rd3#
- 1...c1S
- 2.Rxa4#
- 1...c1R
- 2.Rd3#
- 1...Bxe4!
- threat
- 1.Sdf2?
- threat
- 2.Bb3#
- 2.Rxa4#
- 1...Rxa3
- 2.Bb3#
- 1...Rxe4
- 2.Sxe4#
- 1...b1Q
- 2.Bb3#
- 1...b1R
- 2.Bb3#
- 1...c1Q
- 2.Bb3#
- 1...c1R
- 2.Bb3#
- 1...Rb3
- 2.Bxb3#
- 1...Rc3
- 2.Bb3#
- 1...Bxe4!
- threat
- 1.Sb4?
- threat
- 2.Sxc2#
- 2.Rd3#
- 1...b1Q
- 2.Rd3#
- 1...b1B
- 2.Rd3#
- 1...c1Q
- 2.Rd3#
- 1...c1S
- 2.Sc2#
- 1...c1B
- 2.Sc2#
- 2.Rd3#
- 1...c1R
- 2.Rd3#
- 1...Bxe4!
- threat
- 1.Sxf4?
- threat
- 2.Se2#
- 2.Rd3#
- 2.Rxa4#
- 2.Qxe3#
- 2.dxe3#
- 1...Bxe4
- 2.Qxe3#
- 1...b1Q
- 2.Se2#
- 2.Rd3#
- 2.Qxe3#
- 2.dxe3#
- 1...b1R
- 2.Se2#
- 2.Rd3#
- 2.Qxe3#
- 2.dxe3#
- 1...c1Q
- 2.Se2#
- 2.Rd3#
- 2.Qxe3#
- 1...c1S
- 2.Rxa4#
- 2.Qxe3#
- 2.dxe3#
- 1...c1B
- 2.Se2#
- 2.Rd3#
- 2.Rxa4#
- 2.Qxe3#
- 1...c1R
- 2.Se2#
- 2.Rd3#
- 2.Qxe3#
- 2.dxe3#
- 1...exf4!
- threat
- 1.Sdc5?
- threat
- 2.Bb3#
- 2.Rd3#
- 2.Rxa4#
- 1...b1Q
- 2.Bb3#
- 2.Rd3#
- 1...b1R
- 2.Bb3#
- 2.Rd3#
- 1...c1Q
- 2.Bb3#
- 2.Rd3#
- 1...c1S
- 2.Bb3#
- 2.Rxa4#
- 1...c1R
- 2.Bb3#
- 2.Rd3#
- 1...Bxe4!
- threat
- 1.Sef2?
- threat
- 2.Bb3#
- 2.Rxa4#
- 1...Rxd3
- 2.Sxd3#
- 1...b1Q
- 2.Bb3#
- 1...b1R
- 2.Bb3#
- 1...c1Q
- 2.Bb3#
- 1...c1R
- 2.Bb3#
- 1...Be4
- 2.Rxa4#
- 1...Bxd3!
- threat
- 1.Sc3?
- threat
- 2.Se2#
- 2.Sb5#
- 2.Bb3#
- 1...Kxd3
- 2.Bb3#
- 1...b1Q
- 2.Se2#
- 2.Bb3#
- 1...b1R
- 2.Se2#
- 2.Bb3#
- 1...c1S
- 2.Sb5#
- 2.Bb3#
- 1...Be4
- 2.Se2#
- 2.Sb5#
- 1...f3
- 2.Sb5#
- 2.Bb3#
- 2.Qxe3#
- 1...Bxd3!
- threat
- 1.Sg3?
- threat
- 2.Se2#
- 2.Bb3#
- 1...fxg3
- 2.Qxe3#
- 2.dxe3#
- 1...c1S
- 2.Bb3#
- 1...Be4
- 2.Se2#
- 1...f3
- 2.Bb3#
- 2.Qxe3#
- 2.dxe3#
- 1...Bxd3!
- threat
- 1.Sec5?
- threat
- 2.Bb3#
- 2.Rxa4#
- 1...b1Q
- 2.Bb3#
- 1...b1R
- 2.Bb3#
- 1...c1Q
- 2.Bb3#
- 1...c1R
- 2.Bb3#
- 1...Be4
- 2.Rxa4#
- 1...Bxd3!
- threat
- 1.Se1?
- Keys
- 1.Qg7!
- threat
- 2.Qxe5#
- 1...Rxd3
- 2.Rxa4#
- 1...Rxe4
- 2.Bb3#
- 1...f6
- 2.Qa7#
- threat
- 1.Qg7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(E);
- Threat
- DUALS(4)
- Refutation
- B(i);XS(F)
- Try
- S(E);XP(a)
- Threat
- DUALS(2)
- Vars
- P(b);::R1(D)
- P(b);::R(D),XP(d)
- Refutation
- B(i);XS(F)
- Try
- S(E);N_PINR(c)
- Threat
- DUALS(2)
- Vars
- R(c);XR(D)::R(K)+B(G)
- R(c);XS(F)::QAB(A)+S(E),XR(c)
- P(a);::R(K)+B(G)
- P(b);::R(K)+B(G)
- R(c);::R(K)+B(G),XR(c)
- R(c);::R(K)+B(G)
- Refutation
- B(i);XS(F)
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- P(a);::R1(D)
- P(b);::R1(D)
- P(b);::S(E)
- Refutation
- B(i);XS(F)
- Try
- S(E);XP(f)
- Threat
- DUALS(5)
- Vars
- B(i);XS(F)::QAB1(A),XR(c)
- Refutation
- P(g);XS(E)
- Try
- S(E);
- Threat
- DUALS(3)
- Refutation
- B(i);XS(F)
- Try
- S(F);N_PINR(c)
- Threat
- DUALS(2)
- Vars
- R(c);XS(E)::QAB(A)+S(F),XR(c)
- P(a);::R(K)+B(G)
- P(b);::R(K)+B(G)
- B(i);::R(D),XP(d)
- Refutation
- B(i);XS(E)
- Try
- S(F);
- Threat
- DUALS(3)
- Vars
- K(e);N_SPINR(c),P-FLIGHT,XS(E)::R(K)+B(G)
- Refutation
- B(i);XS(E)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- P(b);::R(K)+B(G)
- B(i);::S(F)
- Refutation
- B(i);XS(E)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- P(a);::R(K)+B(G)
- P(b);::R(K)+B(G)
- B(i);::R(D),XP(d)
- Refutation
- B(i);XS(E)
- Try
- Actual
- Q(A);N_PINR(c),P_PINP(g)
- Threat
- QAB1(A),XP(g)
- Vars
- R(c);SBLOCK,XS(E)::R(D),XP(d)
- R(c);SBLOCK,XS(F)::R(K)+B(G)
- P(h);N_SPINP(g),OGATE::QAB(A)
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