MESON Chess Problem Database
Problem Display
PID: 70879 (KB2R1N1/1p6/pQp5/r2kN2B/R2np3/1p5b/2pnp3/b1q2r2 w - - 0 1)
Storm, Fredrik
British Chess Magazine, 1939
#2
8 + 15
| 136 | Problem Observer | 2015 |
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Sf6#
- 1...Re1
- 2.Sf6#
- 1...Rg1
- 2.Sf6#
- 1...Rh1
- 2.Sf6#
- 1...Rf6
- 2.Sxf6#
- 1...Bf5
- 2.Sf6#
- 1...Be6
- 2.Se7#
- 1...S2f3
- 2.Sf6#
- 1...S4f3
- 2.Sf6#
- 1...Sf5
- 2.Sf6#
- 2.Bf7#
- 1...Se6
- 2.Se7#
- 1...b2
- 2.Rxd4#
- 2.Qxd4#
- 1...c5
- 2.Se7#
- 2.Qd6#
- 1...Rd1
- Tries
- 1.Sc4?
- threat
- 2.Se3#
- 2.Re5#
- 1...Rxa4
- 2.Se3#
- 1...e1Q
- 2.Re5#
- 1...e1R
- 2.Re5#
- 1...Rf3
- 2.Re5#
- 1...Rf5
- 2.Se3#
- 1...Be6
- 2.Se3#
- 2.Se7#
- 1...Sb1
- 2.Re5#
- 1...S2f3
- 2.Sf6#
- 1...S4f3
- 2.Se3#
- 1...Sb5
- 2.Se3#
- 1...Sf5
- 2.Bf7#
- 1...Se6
- 2.Se3#
- 2.Se7#
- 1...e3
- 2.Sxe3#
- 2.Re5#
- 1...Sxc4!
- threat
- 1.Sg4?
- threat
- 2.Se3#
- 2.Re5#
- 1...Rxa4
- 2.Se3#
- 1...Bxg4
- 2.Re5#
- 1...e1Q
- 2.Re5#
- 1...e1R
- 2.Re5#
- 1...Rf3
- 2.Re5#
- 1...Rf5
- 2.Se3#
- 1...Sb1
- 2.Re5#
- 1...S2f3
- 2.S4f6#
- 2.S8f6#
- 1...S4f3
- 2.Se3#
- 2.Bf7#
- 1...Sb5
- 2.Se3#
- 1...Sf5
- 2.Bf7#
- 1...Se6
- 2.Se3#
- 2.Se7#
- 1...e3
- 2.Sxe3#
- 2.Re5#
- 1...Sc4!
- threat
- 1.Bf7+?
- 1...Be6
- 2.Se7#
- 2.Rd8#
- 1...Se6
- 2.Se7#
- 2.Rd8#
- 1...Rxf7!
- 1...Be6
- 1.Rxa5+?
- 1...c5
- 2.Se7#
- 2.Rxc5#
- 2.Qxc5#
- 2.Qd6#
- 1...Sb5!
- 1...c5
- 1.Sc4?
- Keys
- 1.Sd3!
- threat
- 2.Re5#
- 1...Rxa4
- 2.Qc5#
- 1...Rf5
- 2.Qd8#
- 1...Be6
- 2.Se7#
- 1...S2f3
- 2.Sf6#
- 1...Sc4
- 2.Sb4#
- 1...S4f3
- 2.Sf4#
- 1...Sb5
- 2.Qc5#
- 1...Sf5
- 2.Bf7#
- 1...Se6
- 2.Se7#
- threat
- 1.Sd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 5
- REMOVED MATES = 6
- Sets
- R(c);N_GUARD::S(H)
- R(c);N_GUARD::S(H),XR(c)
- B(h);S_CUTR(c)::S(H)
- B(h);SBLOCK::S(H)
- S(e);S_CUTR(c)::S(H)
- S(i);S_CUTR(c)::S(H)
- S(i);SBLOCK::S(H)
- Tries
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- R(k);XR(A)::S(B)
- P(f);::R1(G)
- R(c);::R1(G)
- R(c);::S(B)
- S(e);::R1(G)
- S(e);S_CUTR(c)::S(H)
- S(i);::S(B)
- S(i);N_GUARD,S_CUTB(h),S_CUTR(c)::B(C)
- Refutation
- S(e);XS(B)
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- R(k);XR(A)::S(B)
- B(h);XS(B)::R1(G)
- P(f);::R1(G)
- R(c);::R1(G)
- R(c);::S(B)
- S(e);::R1(G)
- S(i);::S(B)
- S(i);N_GUARD,S_CUTR(c)::B(C)
- Refutation
- S(e);
- Try
- B(C);CHECK
- Refutation
- R(c);XB(C)
- Try
- R(A);CHECK,XR(k)
- Refutation
- S(i);P_SPINS(i)
- Try
- Actual
- S(B);
- Threat
- R1(G)
- Vars
- R(k);N_GUARD,XR(A)::QAR1(D)
- R(c);S_CUTB(h)::QAR(D)
- B(h);SBLOCK::S(H)
- S(e);S_CUTR(c)::S(H)
- S(e);SBLOCK::S(B)
- S(i);S_CUTR(c)::S(B)
- S(i);S_CUTR(k)::QAR1(D)
- S(i);N_GUARD,S_CUTB(h),S_CUTR(c)::B(C)
- S(i);SBLOCK::S(H)
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