MESON Chess Problem Database
Problem Display
PID: 221476 (1R5B/6R1/2K5/b4B2/p1kp1p2/5r2/P7/QN6 w - - 0 1)
Moser, Hans
Suomen Shakki, 1956
#2
8 + 6
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rf1
- 2.Sa3#
- 1...Rf2
- 2.Sa3#
- 1...Ra3
- 2.Sxa3#
- 1...Rc3
- 2.Sd2#
- 1...Rd3
- 2.Be6#
- 1...Bd2
- 2.Sxd2#
- 1...Bc3
- 2.Sa3#
- 1...Bc7
- 2.Sd2#
- 1...Bd8
- 2.Sd2#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 1...Rf1
- Tries
- 1.Rg1?
- threat
- 2.Qxd4#
- 1...Rc3
- 2.Sd2#
- 1...Rd3
- 2.Be6#
- 1...Bc3
- 2.Sa3#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 2.Qd4#
- 1...Bb6!
- threat
- 1.Rg2?
- threat
- 2.Qxd4#
- 1...Rc3
- 2.Sd2#
- 1...Rd3
- 2.Be6#
- 1...Bc3
- 2.Sa3#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 2.Qd4#
- 1...Bb6!
- threat
- 1.Rg3?
- threat
- 2.Qxd4#
- 1...Rc3
- 2.Sd2#
- 2.Be6#
- 1...Rd3
- 2.Bxd3#
- 2.Be6#
- 1...Bc3
- 2.Sa3#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 2.Qd4#
- 1...Bb6!
- threat
- 1.Rg4?
- threat
- 2.Qxd4#
- 1...Rc3
- 2.Sd2#
- 1...Rd3
- 2.Be6#
- 1...Bc3
- 2.Sa3#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 2.Qd4#
- 1...Bb6!
- threat
- 1.Rg5?
- threat
- 2.Qxd4#
- 1...Rc3
- 2.Sd2#
- 1...Rd3
- 2.Be6#
- 1...Bc3
- 2.Sa3#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 2.Qd4#
- 1...Bb6!
- threat
- 1.Rg6?
- threat
- 2.Qxd4#
- 1...Rc3
- 2.Sd2#
- 1...Rd3
- 2.Be6#
- 1...Bc3
- 2.Sa3#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 2.Qd4#
- 1...Bb6!
- threat
- 1.Rgb7?
- threat
- 2.Qxd4#
- 1...Rc3
- 2.Sd2#
- 1...Rd3
- 2.Be6#
- 1...Bc3
- 2.Sa3#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 2.Qd4#
- 1...Bb6!
- threat
- 1.Rc7?
- threat
- 2.Qxd4#
- 1...Rc3
- 2.Sd2#
- 1...Rd3
- 2.Be6#
- 1...Bc3
- 2.Kd6#
- 2.Sa3#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 2.Qd4#
- 1...Bb6!
- threat
- 1.Rd7?
- threat
- 2.Rxd4#
- 2.Qxd4#
- 1...Rc3
- 2.Sd2#
- 2.Rxd4#
- 1...Rd3
- 2.Be6#
- 1...Bc3
- 2.Sa3#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 2.Rd4#
- 2.Qd4#
- 1...Bb6!
- threat
- 1.Re7?
- threat
- 2.Qxd4#
- 1...Rc3
- 2.Sd2#
- 1...Rd3
- 2.Be6#
- 1...Bc3
- 2.Sa3#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 2.Re4#
- 2.Qd4#
- 1...Bb6!
- threat
- 1.Rf7?
- threat
- 2.Qxd4#
- 1...Rc3
- 2.Sd2#
- 1...Rd3
- 2.Be6#
- 1...Bc3
- 2.Sa3#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 2.Qd4#
- 1...Bb6!
- threat
- 1.Rh7?
- threat
- 2.Qxd4#
- 1...Rc3
- 2.Sd2#
- 1...Rd3
- 2.Be6#
- 1...Bc3
- 2.Sa3#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 2.Qd4#
- 1...Bb6!
- threat
- 1.Rgg8?
- threat
- 2.Qxd4#
- 1...Rc3
- 2.Sd2#
- 1...Rd3
- 2.Be6#
- 1...Bc3
- 2.Sa3#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 2.Qd4#
- 1...Bb6!
- threat
- 1.Rb4+?
- 1...Kxb4
- 2.Qxd4#
- 1...Bxb4!
- 1...Kxb4
- 1.Qb2?
- threat
- 2.Qb5#
- 1...Bb4
- 2.Rxb4#
- 2.Qxb4#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 1...Rb3!
- threat
- 1.Qc3+?
- 1...Rxc3
- 2.Sd2#
- 1...Bxc3
- 2.Sa3#
- 1...dxc3!
- 1...Rxc3
- 1.Rg1?
- Keys
- 1.Ra7!
- threat
- 2.Qxd4#
- 1...Bb6
- 2.Rxa4#
- 1...Rc3
- 2.Sd2#
- 1...Rd3
- 2.Be6#
- 1...Bc3
- 2.Sa3#
- 1...d3
- 2.Sa3#
- 2.Be6#
- 2.Qd4#
- threat
- 1.Ra7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 6
- Sets
- R(a);N_GUARD::S(B)
- R(a);N_GUARD::S(B),XR(a)
- R(a);S_CUTB(f)::S(B)
- R(a);SBLOCK::B(D)
- B(f);N_GUARD::S(B),XB(f)
- B(f);S_CUTR(a)::S(B)
- B(f);N_GUARD::S(B)
- Tries
- Try
- R(F);
- Threat
- QAR1(A),XP(d)
- Vars
- R(a);S_CUTB(f)::S(B)
- R(a);SBLOCK::B(D)
- B(f);S_CUTR(a)::S(B)
- Refutation
- B(f);
- Try
- R(F);
- Threat
- QAR1(A),XP(d)
- Vars
- R(a);S_CUTB(f)::S(B)
- R(a);SBLOCK::B(D)
- B(f);S_CUTR(a)::S(B)
- Refutation
- B(f);
- Try
- R(F);
- Threat
- QAR1(A),XP(d)
- Vars
- B(f);S_CUTR(a)::S(B)
- Refutation
- B(f);
- Try
- R(F);
- Threat
- QAR1(A),XP(d)
- Vars
- R(a);S_CUTB(f)::S(B)
- R(a);SBLOCK::B(D)
- B(f);S_CUTR(a)::S(B)
- Refutation
- B(f);
- Try
- R(F);
- Threat
- QAR1(A),XP(d)
- Vars
- R(a);S_CUTB(f)::S(B)
- R(a);SBLOCK::B(D)
- B(f);S_CUTR(a)::S(B)
- Refutation
- B(f);
- Try
- R(F);
- Threat
- QAR1(A),XP(d)
- Vars
- R(a);S_CUTB(f)::S(B)
- R(a);SBLOCK::B(D)
- B(f);S_CUTR(a)::S(B)
- Refutation
- B(f);
- Try
- R(F);
- Threat
- QAR1(A),XP(d)
- Vars
- R(a);S_CUTB(f)::S(B)
- R(a);SBLOCK::B(D)
- B(f);S_CUTR(a)::S(B)
- Refutation
- B(f);
- Try
- R(F);
- Threat
- QAR1(A),XP(d)
- Vars
- R(a);S_CUTB(f)::S(B)
- R(a);SBLOCK::B(D)
- Refutation
- B(f);
- Try
- R(F);
- Threat
- DUALS(2)
- Vars
- R(a);SBLOCK::B(D)
- B(f);S_CUTR(a)::S(B)
- Refutation
- B(f);
- Try
- R(F);
- Threat
- QAR1(A),XP(d)
- Vars
- R(a);S_CUTB(f)::S(B)
- R(a);SBLOCK::B(D)
- B(f);S_CUTR(a)::S(B)
- Refutation
- B(f);
- Try
- R(F);
- Threat
- QAR1(A),XP(d)
- Vars
- R(a);S_CUTB(f)::S(B)
- R(a);SBLOCK::B(D)
- B(f);S_CUTR(a)::S(B)
- Refutation
- B(f);
- Try
- R(F);
- Threat
- QAR1(A),XP(d)
- Vars
- R(a);S_CUTB(f)::S(B)
- R(a);SBLOCK::B(D)
- B(f);S_CUTR(a)::S(B)
- Refutation
- B(f);
- Try
- R(F);
- Threat
- QAR1(A),XP(d)
- Vars
- R(a);S_CUTB(f)::S(B)
- R(a);SBLOCK::B(D)
- B(f);S_CUTR(a)::S(B)
- Refutation
- B(f);
- Try
- R(G);CHECK
- Vars
- K(c);P-FLIGHT,XR(G)::QAR2(A),XP(d)
- Refutation
- B(f);XR(G)
- Try
- Q(A);
- Threat
- QAB1(A)
- Refutation
- R(a);
- Try
- Q(A);CHECK
- Vars
- R(a);SBLOCK,XQ(A)::S(B)
- B(f);SBLOCK,XQ(A)::S(B)
- Refutation
- P(d);XQ(A)
- Try
- Actual
- R(F);
- Threat
- QAR1(A),XP(d)
- Vars
- B(f);OGATE::R(F),XP(b)
- R(a);S_CUTB(f)::S(B)
- R(a);SBLOCK::B(D)
- B(f);S_CUTR(a)::S(B)
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