MESON Chess Problem Database
Problem Display
PID: 108625 (3r4/R2Pp1B1/4k1K1/3N4/1N1n4/3R1p2/7Q/b3r1n1 w - - 0 1)
Kiss, Ivan
Original, 1991
#2
8 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Re3#
- 2.Qe5#
- 1...Rc1
- 2.Re3#
- 2.Qe5#
- 1...Rd1
- 2.Re3#
- 2.Qe5#
- 1...Rf1
- 2.Re3#
- 2.Qe5#
- 1...Re3
- 2.Rxe3#
- 1...Re5
- 2.Qxe5#
- 1...Rc8
- 2.dxc8Q#
- 2.dxc8B#
- 1...Sge2
- 2.Re3#
- 2.Qe5#
- 1...Sc2
- 2.Sf4#
- 2.Sc7#
- 1...Sde2
- 2.Sc7#
- 1...Sb3
- 2.Sf4#
- 2.Sc7#
- 1...Sb5
- 2.Sf4#
- 1...Sf5
- 2.Sf4#
- 2.Sc7#
- 1...Sc6
- 2.Sf4#
- 2.Sc7#
- 1...Rb1
- Tries
- 1.Rxd4?
- threat
- 2.Sf4#
- 2.Sc7#
- 1...Rxd7
- 2.Sf4#
- 1...Rc1
- 2.Sf4#
- 2.Qe5#
- 1...Re4
- 2.Sc7#
- 1...Rc8
- 2.Sf4#
- 2.dxc8Q#
- 2.dxc8B#
- 1...Rf8
- 2.Sc7#
- 1...Se2
- 2.Sc7#
- 2.Qe5#
- 1...Sh3
- 2.Sc7#
- 1...Bxd4!
- threat
- 1.Ra6+?
- 1...Sc6
- 2.Sf4#
- 2.Sc7#
- 1...Kxd7!
- 1...Sc6
- 1.Rxd4?
- Keys
- 1.Se3!
- threat
- 2.Qe5#
- 1...Rxe3
- 2.Rxe3#
- 1...Sc2
- 2.Ra6#
- 1...Sde2
- 2.Ra6#
- 1...Sb3
- 2.Ra6#
- 1...Sb5
- 2.Qa2#
- 1...Sf5
- 2.Qa2#
- 1...Sc6
- 2.Qa2#
- threat
- 1.Se3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 4
- REMOVED MATES = 1
- Sets
- R(b);N_GUARD::R(B),XR(b)
- R(b);N_GUARD::QAR1(A),XR(b)
- R(h);OGATE::PXR(h)=Q
- S(e);::S(D)
- Tries
- Try
- R(B);XS(e)
- Threat
- DUALS(2)
- Vars
- R(h);XP(G)::S(D)
- R(b);::S(D)
- R(h);::S(D)
- S(c);::S(D)
- Refutation
- B(a);XR(B)
- Try
- R(F);CHECK
- Refutation
- K(f);S_FLIGHT,XP(G)
- Try
- Actual
- S(D);
- Threat
- QAR1(A)
- Vars
- R(b);OGATE,XS(D)::R(B),XR(b)
- S(e);N_GUARD::R(F)
- S(e);N_GUARD::QAB(A)
Developed and maintained by Brian Stephenson.
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