MESON Chess Problem Database
Problem Display
PID: 117129 (1b6/8/1R2pN2/1P2kpP1/1N3p1r/1KP4r/Q3p1p1/B4b1q w - - 0 1)
Kubbel, Leonid Ivanovich (AKA Kubbel, Karl Artur Leonid)
Skakbladet, 1929
#2
9 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rh2
- 2.Sd3#
- 2.c4#
- 1...Rxc3+
- 2.Bxc3#
- 1...Rd3
- 2.Sxd3#
- 1...Bd6
- 2.Sc6#
- 1...f3
- 2.Sd3#
- 1...Rh2
- Tries
- 1.Kb2?
- threat
- 2.Rxe6#
- 2.Qxe6#
- 1...f3
- 2.Sd3#
- 1...Bd6
- 2.Sc6#
- 1...Rxc3!
- threat
- 1.Kc2?
- threat
- 2.Rxe6#
- 2.Qxe6#
- 1...Rxc3+
- 2.Bxc3#
- 1...f3
- 2.Sd3#
- 1...Bd6
- 2.Sc6#
- 1...e1S+!
- threat
- 1.Ka3?
- threat
- 2.Rxe6#
- 2.Qxe6#
- 1...Rxc3+
- 2.Bxc3#
- 1...f3
- 2.Sd3#
- 1...Bd6!
- threat
- 1.Ka4?
- threat
- 2.Rxe6#
- 2.Qxe6#
- 1...Rxc3
- 2.Bxc3#
- 1...Bd6
- 2.Sc6#
- 1...f3!
- threat
- 1.Qb1?
- threat
- 2.Sd7#
- 1...Rxc3+
- 2.Bxc3#
- 1...f3
- 2.Sd3#
- 1...Rd3
- 2.Sxd3#
- 1...Rh7!
- threat
- 1.Qc2?
- threat
- 2.Sd7#
- 1...Rxc3+
- 2.Bxc3#
- 2.Qxc3#
- 1...f3
- 2.Sd3#
- 1...Rd3
- 2.Sxd3#
- 1...Rh7!
- threat
- 1.Qxe2+?
- 1...Re3
- 2.Sd3#
- 1...Bxe2!
- 1...Re3
- 1.Qa8?
- threat
- 2.Sd7#
- 2.Qxb8#
- 1...Rxc3+
- 2.Bxc3#
- 1...f3
- 2.Sd3#
- 2.Qxb8#
- 1...Rd3
- 2.Sxd3#
- 1...Rh8
- 2.Sd7#
- 1...Bd6
- 2.Sc6#
- 2.Sd7#
- 1...Ba7
- 2.Sd7#
- 1...Bc7
- 2.Sd7#
- 1...Rh7!
- threat
- 1.Kb2?
- Keys
- 1.Qa6!
- threat
- 2.Rxe6#
- 1...Rxc3+
- 2.Bxc3#
- 1...f3
- 2.Sd3#
- 1...Bd6
- 2.Sc6#
- threat
- 1.Qa6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- R(e);CHECK,OGATE,P_SPINR(e),XP(D)::B(A),XR(e)
- R(e);N_GUARD::S(E),XR(e)
- B(k);SBLOCK::S(E)
- P(f);N_PINP(D),S_CUTR(e)::S(E)
- Tries
- Try
- K(C);N_SPINP(D),P-FLIGHT
- Threat
- DUALS(2)
- Vars
- P(f);S_CUTR(e)::S(E)
- B(k);SBLOCK::S(E)
- Refutation
- R(e);XP(D)
- Try
- K(C);N_SPINP(D),S_FLIGHT
- Threat
- DUALS(2)
- Vars
- R(e);CHECK,OGATE,P_SPINR(e),XP(D)::B(A),XR(e)
- P(f);S_CUTR(e)::S(E)
- B(k);SBLOCK::S(E)
- Refutation
- P(c);CHECK
- Try
- K(C);P-FLIGHT
- Threat
- DUALS(2)
- Vars
- R(e);CHECK,OGATE,P_SPINR(e),XP(D)::B(A),XR(e)
- P(f);N_PINP(D),S_CUTR(e)::S(E)
- Refutation
- B(k);P_PINS(E)
- Try
- K(C);N_SPINP(D),S_FLIGHT
- Threat
- DUALS(2)
- Vars
- R(e);OGATE,P_SPINR(e),XP(D)::B(A),XR(e)
- B(k);SBLOCK::S(E)
- Refutation
- P(f);P_PINS(E)
- Try
- Q(B);
- Threat
- S(I)
- Vars
- R(e);CHECK,OGATE,P_SPINR(e),XP(D)::B(A),XR(e)
- P(f);N_PINP(D),S_CUTR(e)::S(E)
- R(e);N_GUARD::S(E),XR(e)
- Refutation
- R(g);
- Try
- Q(B);
- Threat
- S(I)
- Vars
- P(f);N_PINP(D),S_CUTR(e)::S(E)
- R(e);N_GUARD::S(E),XR(e)
- Refutation
- R(g);
- Try
- Q(B);CHECK,XP(c)
- Vars
- R(e);P_SPINR(e)::S(E)
- Refutation
- B(a);XQ(B)
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- R(e);CHECK,OGATE,P_SPINR(e),XP(D)::B(A),XR(e)
- R(e);N_GUARD::S(E),XR(e)
- R(g);::S(I)
- B(k);::S(I)
- Refutation
- R(g);
- Try
- Actual
- Q(B);
- Threat
- R1(H),XP(j)
- Vars
- R(e);CHECK,OGATE,P_SPINR(e),XP(D)::B(A),XR(e)
- P(f);N_PINP(D),S_CUTR(e)::S(E)
- B(k);SBLOCK::S(E)
Developed and maintained by Brian Stephenson.
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