MESON Chess Problem Database
Problem Display
PID: 55533 (5N2/3pB1P1/1r1N1np1/1pPbk1p1/3RP1p1/2P1p1P1/B3Qn2/K4R2 w - - 0 1)
Casa, Alex
2nd Prize, Probleemblad, 2004
#2
13 + 11
| 102 | Probleemblad | 2007 |
SOLUTION
- SOUND
- Sets
- 1...Rxd6
- 2.Bxd6#
- 1...Bc6
- 2.Sf7#
- 2.Sxg6#
- 1...Be6
- 2.Sxg6#
- 1...Bb7
- 2.Sf7#
- 2.Sxg6#
- 1...Bf7
- 2.Sxf7#
- 1...Ba8
- 2.Sf7#
- 2.Sxg6#
- 1...Bg8
- 2.Sxg6#
- 1...Sd1
- 2.Bxf6#
- 1...Sh1
- 2.Bxf6#
- 1...Sd3
- 2.Bxf6#
- 1...Sh3
- 2.Bxf6#
- 1...Sxe4
- 2.Rxd5#
- 1...Sh5
- 2.Rxd5#
- 1...Sh7
- 2.Rxd5#
- 1...Se8
- 2.Rxd5#
- 1...Sg8
- 2.Rxd5#
- 1...Rxd6
- Tries
- 1.Bxd5?
- threat
- 2.Sf7#
- 2.Sxg6#
- 1...Rxd6
- 2.Sxg6#
- 2.Bxd6#
- 1...S6xe4
- 2.Sxg6#
- 2.Sxd7#
- 1...Sxd5
- 2.Sf7#
- 2.Rxd5#
- 1...Ra6+!
- threat
- 1.Rxf2?
- threat
- 2.Bxf6#
- 1...Rxd6
- 2.Bxd6#
- 1...Sxe4
- 2.Rxd5#
- 1...Sh5
- 2.Rxd5#
- 1...Sh7
- 2.Rxd5#
- 1...Se8
- 2.Rxd5#
- 1...Sg8
- 2.Rxd5#
- 1...exf2!
- threat
- 1.Qxg4?
- threat
- 2.Sxg6#
- 2.Qxg5#
- 1...Bxe4
- 2.Sf7#
- 1...S2xe4
- 2.Sxg6#
- 1...S6xe4
- 2.Sxg6#
- 2.Sxd7#
- 2.Rxd5#
- 1...S6xg4
- 2.Rxd5#
- 1...Be6
- 2.Sxg6#
- 1...Bf7
- 2.Sxf7#
- 2.Qxg5#
- 1...Sh3
- 2.Sxg6#
- 2.Bxf6#
- 1...Sh7
- 2.Sxg6#
- 2.Sxd7#
- 2.Rxd5#
- 1...S2xg4!
- threat
- 1.Qxf2?
- threat
- 2.Bxf6#
- 2.Qxf6#
- 1...Rxd6
- 2.Bxd6#
- 1...Sxe4
- 2.Rxd5#
- 1...Sh5
- 2.Rxd5#
- 1...Sh7
- 2.Rxd5#
- 1...Se8
- 2.Rxd5#
- 1...Sg8
- 2.Rxd5#
- 1...exf2!
- threat
- 1.exd5?
- threat
- 2.Sxg6#
- 1...Sxd5
- 2.Rxd5#
- 1...Rxd6!
- threat
- 1.g8Q?
- threat
- 2.Sxg6#
- 1...Sxg8
- 2.Rxd5#
- 1...Bf7
- 2.Sxf7#
- 1...Bxe4!
- threat
- 1.g8S?
- threat
- 2.Bxf6#
- 1...Rxd6
- 2.Bxd6#
- 1...Bxg8
- 2.Sxg6#
- 1...S6xe4
- 2.Rxd5#
- 1...Sxg8
- 2.Rxd5#
- 1...Sh5
- 2.Rxd5#
- 1...Sh7
- 2.Rxd5#
- 1...Se8
- 2.Rxd5#
- 1...S2xe4!
- threat
- 1.g8B?
- threat
- 2.Sxg6#
- 1...Sxg8
- 2.Rxd5#
- 1...Bf7
- 2.Sxf7#
- 1...Bxe4!
- threat
- 1.Bxd5?
- Keys
- 1.Qxe3!
- threat
- 2.Qxg5#
- 1...Bxe4
- 2.Sxg6#
- 1...S2xe4
- 2.Bxf6#
- 1...S6xe4
- 2.Rxd5#
- 1...Be6
- 2.Sxg6#
- 1...Sh3
- 2.Bxf6#
- 1...Sh7
- 2.Rxd5#
- threat
- 1.Qxe3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 9
- Sets
- R(h);OGATE,XS(J)::B(K),XR(h)
- B(e);::S(M),XP(j)
- B(e);N_GUARD::S(J),XB(e)
- S(a);::B(K),XS(i)
- S(i);N_GUARD,XP(H)::R1(G),XB(e)
- S(i);N_GUARD::R1(G),XB(e)
- Tries
- Try
- B(C);XB(e)
- Threat
- DUALS(2)
- Refutation
- R(h);CHECK
- Try
- R(B);XS(a)
- Threat
- B(K),XS(i)
- Vars
- R(h);OGATE,XS(J)::B(K),XR(h)
- S(i);N_GUARD,XP(H)::R1(G),XB(e)
- S(i);N_GUARD::R1(G),XB(e)
- Refutation
- P(b);XR(B)
- Try
- Q(D);XP(c)
- Threat
- DUALS(2)
- Vars
- B(e);N_GUARD,XP(H)::S(J)
- S(a);XP(H)::S(M),XP(j)
- S(i);N_GUARD,XQ(D)::R1(G),XB(e)
- B(e);::S(M),XP(j)
- Refutation
- S(a);XQ(D)
- Try
- Q(D);XS(a)
- Threat
- DUALS(2)
- Vars
- R(h);OGATE,XS(J)::B(K),XR(h)
- S(i);N_GUARD,XP(H)::R1(G),XB(e)
- S(i);N_GUARD::R1(G),XB(e)
- Refutation
- P(b);XQ(D)
- Try
- P(H);P_PINP(b),XB(e)
- Threat
- S(M),XP(j)
- Vars
- S(i);OGATE,XP(H)::R1(G),XS(i)
- Refutation
- R(h);XS(J)
- Try
- P(L);
- Threat
- S(M),XP(j)
- Vars
- S(i);N_GUARD,XQ(L)::R1(G),XB(e)
- B(e);N_GUARD::S(J),XB(e)
- Refutation
- B(e);XP(H)
- Try
- P(L);
- Threat
- B(K),XS(i)
- Vars
- R(h);OGATE,XS(J)::B(K),XR(h)
- B(e);XS(L)::S(M),XP(j)
- S(i);N_GUARD,XP(H)::R1(G),XB(e)
- S(i);N_GUARD,XS(L)::R1(G),XB(e)
- S(i);N_GUARD::R1(G),XB(e)
- Refutation
- S(a);XP(H)
- Try
- P(L);
- Threat
- S(M),XP(j)
- Vars
- S(i);N_GUARD,XB(L)::R1(G),XB(e)
- B(e);N_GUARD::S(J),XB(e)
- Refutation
- B(e);XP(H)
- Try
- Actual
- Q(D);XP(b)
- Threat
- QAR2(D),XP(g)
- Vars
- B(e);P_SPINB(e),XP(H)::S(M),XP(j)
- S(a);P_SPINS(a),XP(H)::B(K),XS(i)
- S(i);N_GUARD,P_SPINS(i),XP(H)::R1(G),XB(e)
- B(e);::S(M),XP(j)
- S(a);::B(K),XS(i)
- S(i);N_GUARD::R1(G),XB(e)
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