MESON Chess Problem Database
Problem Display
PID: 10587 (8/4rq2/2Rp4/1PNkrnR1/5Q2/4P2B/5K2/8 w - - 0 1)
Mansfield, Comins
Deike Bildmaterndienst, 1966-1967
#2
8 + 6
| 4054 | Complete Mansfield/III | 1999 |
SOLUTION
- SOUND
- Sets
- 1...R5e6
- 2.Qd4#
- 1...Sh6
- 2.Bg2#
- 1...Sg7
- 2.Bg2#
- 1...R5e6
- Tries
- 1.Sd3?
- threat
- 2.Qc4#
- 1...Sxe3
- 2.Sb4#
- 1...Re4
- 2.Qxd6#
- 1...Sg3
- 2.Sb4#
- 1...Sd4
- 2.Sb4#
- 2.e4#
- 1...Sh4
- 2.Sb4#
- 1...Sh6
- 2.Sb4#
- 1...Sg7
- 2.Sb4#
- 1...Ke6!
- threat
- 1.Sa4?
- threat
- 2.Qc4#
- 1...Rxe3
- 2.Rxd6#
- 1...Sxe3
- 2.Sc3#
- 2.Sb6#
- 1...Re4
- 2.Qxd6#
- 1...R5e6
- 2.Sc3#
- 2.Sb6#
- 2.Qd4#
- 1...Sg3
- 2.Sc3#
- 2.Sb6#
- 1...Sd4
- 2.Sc3#
- 2.Sb6#
- 2.e4#
- 1...Sh4
- 2.Sc3#
- 2.Sb6#
- 1...Sh6
- 2.Sc3#
- 2.Sb6#
- 1...Sg7
- 2.Sc3#
- 2.Sb6#
- 1...Ke6!
- threat
- 1.Sa6?
- threat
- 2.Qc4#
- 1...Rxe3
- 2.Rxd6#
- 1...Sxe3
- 2.Sb4#
- 1...Re4
- 2.Qxd6#
- 1...R5e6
- 2.Sb4#
- 2.Qd4#
- 1...Sg3
- 2.Sb4#
- 1...Sd4
- 2.Sb4#
- 2.e4#
- 1...Sh4
- 2.Sb4#
- 1...Sh6
- 2.Sb4#
- 1...Sg7
- 2.Sb4#
- 1...Ke6!
- threat
- 1.Sd7?
- threat
- 2.Qc4#
- 1...Sxe3
- 2.Sb6#
- 1...Re4
- 2.Qxd6#
- 1...Sg3
- 2.Sb6#
- 1...Sd4
- 2.Sb6#
- 2.e4#
- 1...Sh4
- 2.Sb6#
- 1...Sh6
- 2.Sb6#
- 1...Sg7
- 2.Sb6#
- 1...Ke6!
- threat
- 1.Bf1?
- threat
- 2.Bc4#
- 2.Qc4#
- 1...Rxe3
- 2.Bc4#
- 2.Qxd6#
- 1...Re4
- 2.Qxd6#
- 1...R5e6
- 2.Bc4#
- 2.Qd4#
- 1...Sg3
- 2.Bc4#
- 1...Sd4
- 2.e4#
- 1...Sh4
- 2.Bc4#
- 1...Sh6
- 2.Bg2#
- 2.Bc4#
- 1...Sg7
- 2.Bg2#
- 2.Bc4#
- 1...Sxe3!
- threat
- 1.Sd3?
- Keys
- 1.Sb7!
- threat
- 2.Qc4#
- 1...Ke6
- 2.Rxd6#
- 1...Rxe3
- 2.Rxd6#
- 1...Sxe3
- 2.Rxd6#
- 1...Re4
- 2.Qxd6#
- 1...R5e6
- 2.Qd4#
- 1...Sg3
- 2.Rxd6#
- 1...Sd4
- 2.e4#
- 1...Sh4
- 2.Rxd6#
- 1...Sh6
- 2.Rxd6#
- 1...Sg7
- 2.Rxd6#
- threat
- 1.Sb7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- R(b);P_SPINS(c)::QAR1(D)
- S(c);P_PINQ(D),P_SPINR(b)::B(C)
- Tries
- Try
- S(F);
- Threat
- QAB1(D)
- Vars
- S(c);P_PINQ(D),P_SPINR(b),XP(B)::S(F)
- R(b);OGATE,P_SPINS(c),SBLOCK::QAR1(D),XP(d)
- S(c);P_PINQ(D),P_SPINR(b)::S(F)
- Refutation
- K(a);P_SPINP(d),P_SPINS(c),S_FLIGHT
- Try
- S(F);
- Threat
- QAB1(D)
- Vars
- R(b);P_SPINS(c),XP(B)::R1(H),XP(d)
- R(b);OGATE,P_SPINS(c),SBLOCK::QAR1(D),XP(d)
- Refutation
- K(a);P_SPINP(d),P_SPINS(c),S_FLIGHT
- Try
- S(F);
- Threat
- QAB1(D)
- Vars
- R(b);P_SPINS(c),XP(B)::R1(H),XP(d)
- S(c);P_PINQ(D),P_SPINR(b),XP(B)::S(F)
- R(b);OGATE,P_SPINS(c),SBLOCK::QAR1(D),XP(d)
- S(c);P_PINQ(D),P_SPINR(b)::S(F)
- Refutation
- K(a);P_SPINP(d),P_SPINS(c),S_FLIGHT
- Try
- S(F);
- Threat
- QAB1(D)
- Vars
- S(c);P_PINQ(D),P_SPINR(b),XP(B)::S(F)
- R(b);OGATE,P_SPINS(c),SBLOCK::QAR1(D),XP(d)
- S(c);P_PINQ(D),P_SPINR(b)::S(F)
- Refutation
- K(a);P_SPINP(d),P_SPINS(c),S_FLIGHT
- Try
- B(C);
- Threat
- DUALS(2)
- Vars
- R(b);OGATE,P_SPINS(c)::QAR1(D),XP(d)
- S(c);P_PINQ(D),P_SPINR(b)::B(C)
- S(c);P_PINQ(D),P_SPINR(b),SBLOCK::P(B)
- Refutation
- S(c);P_PINQ(D),P_SPINR(b),XP(B)
- Try
- Actual
- S(F);
- Threat
- QAB1(D)
- Vars
- K(a);P_SPINP(d),P_SPINS(c),S_FLIGHT::R1(H),XP(d)
- R(b);P_SPINS(c),XP(B)::R1(H),XP(d)
- S(c);N_GUARD,P_PINQ(D),P_SPINR(b),XP(B)::R1(H),XP(d)
- R(b);OGATE,P_SPINS(c),SBLOCK::QAR1(D),XP(d)
- R(b);P_SPINS(c),SBLOCK::QAR1(D)
- S(c);N_GUARD,P_PINQ(D),P_SPINR(b)::R1(H),XP(d)
- S(c);P_PINQ(D),P_SPINR(b),SBLOCK::P(B)
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