MESON Chess Problem Database
Problem Display
PID: 18201 (2n1B1Nq/6b1/4P1Rp/5k1p/1p5p/nK3Nr1/5Qpr/2B1R3 w - - 0 1)
Mansfield, Comins
3rd Prize, Chess, 1954
#2
9 + 12
| 3105 | FIDE Album (1945-1955) | 1964 |
| 3550 | Complete Mansfield/II | 1997 |
SOLUTION
- SOUND
- Sets
- 1...Rxf3+
- 2.Qxf3#
- 1...Rg4
- 2.Sd4#
- 2.Sxh4#
- 1...Rg5
- 2.Sxh2#
- 2.Se5#
- 1...Rxg6
- 2.Sxh2#
- 1...Bc3
- 2.Sd4#
- 2.Sxh4#
- 1...Sb1
- 2.Qc2#
- 1...Sc2
- 2.Qxc2#
- 1...Sc4
- 2.Qc2#
- 1...Sb5
- 2.Qc2#
- 1...Sb6
- 2.Se7#
- 1...Sd6
- 2.Se7#
- 1...Sa7
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Rxf3+
- Tries
- 1.Ka2?
- threat
- 2.Sd4#
- 2.Sxh4#
- 1...Rxf3
- 2.Qxf3#
- 1...Rxg6
- 2.Sxh2#
- 1...Rg5
- 2.Sxh2#
- 2.Se5#
- 1...Bd4
- 2.Sxd4#
- 2.Sxh4#
- 1...h3
- 2.Sd4#
- 2.Sh4#
- 1...b3+!
- threat
- 1.Ka4?
- threat
- 2.Sd4#
- 2.Sxh4#
- 1...Rxf3
- 2.Qxf3#
- 1...Rxg6
- 2.Sxh2#
- 1...Rg5
- 2.Sxh2#
- 2.Se5#
- 1...Bd4
- 2.Sxd4#
- 2.Sxh4#
- 1...h3
- 2.Sd4#
- 2.Sh4#
- 1...Sb6+!
- threat
- 1.Re3?
- threat
- 2.Sd4#
- 2.Sxh4#
- 1...Kf4
- 2.Re5#
- 1...Rxf3
- 2.Qxf3#
- 1...Rg5
- 2.Sxh2#
- 2.Se5#
- 1...Bd4
- 2.Sxd4#
- 2.Sxh4#
- 1...h3
- 2.Sd4#
- 2.Sh4#
- 1...Rxg6!
- threat
- 1.Rxg3?
- threat
- 2.Sg1#
- 2.Sd2#
- 2.Sxh2#
- 2.Sd4#
- 2.Sxh4#
- 2.Sg5#
- 2.Bg6#
- 1...Qxg8
- 2.Sg1#
- 2.Sd2#
- 2.Sxh2#
- 2.Sd4#
- 2.Sxh4#
- 2.Sg5#
- 1...Be5
- 2.Sd4#
- 1...g1Q
- 2.Sd4#
- 2.Sxh4#
- 2.Bg6#
- 1...g1S
- 2.Sd4#
- 2.Sxh4#
- 2.Bg6#
- 1...g1B
- 2.Sd4#
- 2.Sxh4#
- 2.Bg6#
- 1...g1R
- 2.Sxh2#
- 2.Sd4#
- 2.Sxh4#
- 2.Bg6#
- 1...Qh7
- 2.Sg1#
- 2.Sd2#
- 2.Sxh2#
- 2.Sd4#
- 2.Sxh4#
- 2.Sg5#
- 1...Rh1
- 2.Sg1#
- 2.Sd2#
- 2.Sh2#
- 2.Sd4#
- 2.Sxh4#
- 2.Sg5#
- 2.Bg6#
- 1...Rh3
- 2.Sg1#
- 2.Sd2#
- 2.Sh2#
- 2.Sd4#
- 2.Sxh4#
- 2.Sg5#
- 2.Bg6#
- 1...Bd4
- 2.Sxd4#
- 2.Sxh4#
- 2.Bg6#
- 1...Se7
- 2.Sg1#
- 2.Sd2#
- 2.Sxh2#
- 2.Sd4#
- 2.Sxh4#
- 2.Sg5#
- 1...h3
- 2.Sg1#
- 2.Sd2#
- 2.Sxh2#
- 2.Sd4#
- 2.Sh4#
- 2.Sg5#
- 2.Bg6#
- 1...hxg3!
- threat
- 1.Rg5+?
- 1...Rxg5
- 2.Sxh2#
- 1...hxg5!
- 1...Rxg5
- 1.Qe3?
- threat
- 2.Qf4#
- 2.Qd3#
- 2.Qe4#
- 1...Rxf3
- 2.Qxf3#
- 1...Rxg6
- 2.Qf4#
- 2.Qe4#
- 1...Rg5
- 2.Qf4#
- 2.Qe4#
- 1...Be5
- 2.Qd3#
- 2.Qe4#
- 1...Sd6
- 2.Se7#
- 2.Qf4#
- 1...Rg4!
- threat
- 1.Qe2?
- threat
- 2.Qd3#
- 2.Qe4#
- 1...Rxf3+
- 2.Qxf3#
- 1...Rxg6
- 2.Qe4#
- 1...Rg5
- 2.Qe4#
- 1...Sd6
- 2.Se7#
- 1...Rg4!
- threat
- 1.Ka2?
- Keys
- 1.Bb5!
- threat
- 2.Bd3#
- 1...Kxg6
- 2.Bd3#
- 1...Rxg6
- 2.Sxh2#
- 1...Sxb5
- 2.Qc2#
- 1...Rg5
- 2.Se5#
- 1...Rg4
- 2.Sxh4#
- 1...Sc4
- 2.Qc2#
- 1...Sd6
- 2.Se7#
- threat
- 1.Bb5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 6
- Sets
- R(d);CHECK,OGATE,P_SPINR(d),XS(E)::QAR2(C),XR(d)
- R(d);N_PINS(E),XR(G)::QAR(C)+S(E),XR(b)
- S(c);N_GUARD::QAB(C)
- S(c);N_GUARD::QAB(C),XS(c)
- S(k);N_GUARD::S(I)
- S(k);N_GUARD::S(I),XS(k)
- Tries
- Try
- K(D);N_SPINS(E),S_FLIGHT
- Threat
- DUALS(2)
- Vars
- R(d);OGATE,P_SPINR(d),XS(E)::QAR2(C),XR(d)
- R(d);N_GUARD,XR(G)::QAR(C)+S(E),XR(b)
- Refutation
- P(e);CHECK
- Try
- K(D);N_SPINS(E),S_FLIGHT
- Threat
- DUALS(2)
- Vars
- R(d);OGATE,P_SPINR(d),XS(E)::QAR2(C),XR(d)
- R(d);N_GUARD,XR(G)::QAR(C)+S(E),XR(b)
- Refutation
- S(k);CHECK
- Try
- R(B);N_SPINS(E)
- Threat
- DUALS(2)
- Vars
- K(g);P-FLIGHT::B(A)+R(B)
- R(d);OGATE,P_PINR(B),P_SPINR(d),XS(E)::QAR2(C),XR(d)
- Refutation
- R(d);XR(G)
- Try
- R(G);N_SPINS(E),XR(d)
- Threat
- DUALS(7)
- Vars
- B(j);::QAR(C)+S(E),DCHECK
- Refutation
- P(f);XR(G)
- Try
- R(G);CHECK
- Vars
- R(d);N_PINS(E),XR(G)::QAR(C)+S(E),XR(b)
- Refutation
- P(i);XR(G)
- Try
- Q(C);N_SPINS(E)
- Threat
- DUALS(3)
- Vars
- R(d);OGATE,P_PINQ(C),XS(E)::QAR2(C),XR(d)
- Refutation
- R(d);
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- R(d);CHECK,OGATE,XS(E)::QAR2(C),XR(d)
- R(d);N_PINS(E),XR(G)::QAB1(C)
- R(d);N_PINS(E)::QAB1(C)
- S(k);N_GUARD::S(I)
- Refutation
- R(d);N_PINS(E)
- Try
- Actual
- B(H);
- Threat
- B(H)
- Vars
- K(g);S_FLIGHT,XR(G)::B(H)
- R(d);N_PINS(E),SBLOCK,XR(G)::QAR(C)+S(E),XR(b)
- S(c);N_GUARD,XB(H)::QAB(C)
- R(d);N_PINS(E)::QAR(C)+S(E)
- R(d);N_PINS(E)::QAR(C)+S(E),DCHECK,XP(f)
- S(c);N_GUARD::QAB(C)
- S(k);N_GUARD::S(I)
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