MESON Chess Problem Database
Problem Display
PID: 147710 (B3R3/3NN1p1/8/1p1q1PK1/n1p1k3/Q5p1/2R1Pr2/5nB1 w - - 0 1)
Segers, Marcel
Magasinet, 1931
(First published on Sun Mar 8 1931)
#2
10 + 9
| 14868 | Pirnie Collection | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Rxe2
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 1...Rg2
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 2.Qf3#
- 1...Rh2
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 2.Qf3#
- 1...Rf3
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 2.Qxf3#
- 2.exf3#
- 1...Rf4
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 1...Rxf5+
- 2.Sxf5#
- 1...b4
- 2.Rxc4#
- 1...Rxe2
- Tries
- 1.Sc6+?
- 1...Qe5
- 2.Rxe5#
- 1...Qe6!
- 1...Qe5
- 1.Bxf2?
- threat
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 2.Qf3#
- 1...Qxa8
- 2.Qf3#
- 1...Se3
- 2.Qxe3#
- 1...Qc6
- 2.Bxc6#
- 2.Qf3#
- 1...Qb7
- 2.Bxb7#
- 2.Qf3#
- 1...Sd2
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 2.Qe3#
- 1...Sh2
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 2.Qe3#
- 1...Sc3
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 1...Sc5
- 2.Bxd5#
- 2.Qf3#
- 1...Sb6
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Qf3#
- 1...c3
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 2.Qb4#
- 1...g6
- 2.Sxd5#
- 2.Sxg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 2.Qf3#
- 1...gxf2!
- threat
- 1.Rd2?
- threat
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 1...Rxf5+
- 2.Sxf5#
- 1...Qxa8
- 2.Sc8#
- 1...Sc3
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 1...c3
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 1...Qc6
- 2.Sxc6#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxc6#
- 1...Qb7
- 2.Sd5#
- 2.Sc6#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxb7#
- 1...Se3
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 1...Sc5
- 2.Bxd5#
- 1...Sb6
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 1...g6
- 2.Sxd5#
- 2.Sxg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 1...Sxd2!
- threat
- 1.Qc5?
- threat
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 1...Rxf5+
- 2.Sxf5#
- 1...Qxa8
- 2.Sc8#
- 2.Qe5#
- 1...Rxe2
- 2.Qxd5#
- 1...Qc6
- 2.Sxc6#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxc6#
- 2.Qe5#
- 1...Qb7
- 2.Sd5#
- 2.Sc6#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxb7#
- 2.Qe5#
- 1...Se3
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 1...Sc3
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 1...Sb6
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 1...g6
- 2.Sxd5#
- 2.Sxg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 1...Sxc5!
- threat
- 1.Qc3?
- threat
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 2.Qe5#
- 1...Rxf5+
- 2.Sxf5#
- 1...Qxa8
- 2.Qe5#
- 1...Rxe2
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 1...Qc6
- 2.Bxc6#
- 2.Qe5#
- 1...Qb7
- 2.Bxb7#
- 2.Qe5#
- 1...Se3
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Qe5#
- 1...Sc5
- 2.Sxc5#
- 2.Bxd5#
- 2.Qe5#
- 1...Sb6
- 2.Sc5#
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Qe5#
- 1...g6
- 2.Sf6#
- 2.Sxd5#
- 2.Sxg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 2.Qe5#
- 1...Sxc3!
- threat
- 1.Qf3+?
- 1...Rxf3
- 2.Sxd5#
- 2.Sg6#
- 2.Sc8#
- 2.Sg8#
- 2.Bxd5#
- 1...Kd4!
- 1...Rxf3
- 1.Sc6+?
- Keys
- 1.Qd6!
- threat
- 2.Qe5#
- 1...Rxf5+
- 2.Sxf5#
- 1...Ke3
- 2.Qf4#
- 1...Kd4
- 2.Sc6#
- 1...Rxe2
- 2.Qxd5#
- threat
- 1.Qd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- R(b);CHECK,XP(E)::R(J)+S(H),XR(b)
- P(g);N_GUARD::R(B),XP(e)
- Tries
- Try
- S(H);CHECK,N_PINQ(h)
- Vars
- Q(h);N_GUARD,P_SPINQ(h)::R1(J),XQ(h)
- Refutation
- Q(h);N_PINP(E),P_SPINQ(h)
- Try
- B(A);XR(b)
- Threat
- DUALS(6)
- Vars
- Q(h);N_PINP(E),N_SPINQ(h),XB(I)::QAB1(D)
- S(a);N_GUARD::QAR1(D),XS(a)
- Refutation
- P(c);XB(A)
- Try
- R(B);
- Threat
- DUALS(5)
- Vars
- R(b);CHECK,XP(E)::R(J)+S(H),XR(b)
- Q(h);N_PINP(E),N_SPINQ(h),XB(I)::R(J)+S(H)
- S(d);::B(I),XQ(h)
- Refutation
- S(a);XR(B)
- Try
- Q(D);
- Threat
- DUALS(5)
- Vars
- R(b);CHECK,XP(E)::R(J)+S(H),XR(b)
- R(b);XP(C)::QAB1(D),XQ(h)
- Refutation
- S(d);XQ(D)
- Try
- Q(D);
- Threat
- DUALS(6)
- Vars
- R(b);CHECK,XP(E)::R(J)+S(H),XR(b)
- Q(h);N_PINP(E),N_SPINQ(h),XB(I)::QAR1(D)
- Refutation
- S(d);XQ(D)
- Try
- Q(D);CHECK
- Refutation
- K(f);N_SPINQ(h),P-FLIGHT,P_SPINR(b)
- Try
- Actual
- Q(D);
- Threat
- QAR1(D)
- Vars
- R(b);CHECK,XP(E)::R(J)+S(H),XR(b)
- K(f);N_SPINQ(h),P-FLIGHT,P_SPINR(b)::QAB1(D)
- K(f);P-FLIGHT,P_SPINR(b)::S(H)
- R(b);XP(C)::QAB1(D),XQ(h)
Developed and maintained by Brian Stephenson.
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