MESON Chess Problem Database
Problem Display
PID: 249904 (r1b1r3/1p3p2/3P4/1R3p1B/1NP1k3/6p1/1B4K1/3N1Qn1 w - - 0 1)
Volkmann, Albert
3rd Prize, Deutsche Schachzeitung, 1967
#2
9 + 9
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Re5
- 2.Rxe5#
- 1...Re6
- 2.Qxf5#
- 1...Rd8
- 2.Re5#
- 1...Rf8
- 2.Re5#
- 1...Rg8
- 2.Re5#
- 1...Rh8
- 2.Re5#
- 1...Be6
- 2.Re5#
- 1...Se2
- 2.Qf3#
- 1...Sf3
- 2.Qxf3#
- 1...Sh3
- 2.Qf3#
- 1...f4
- 2.Qd3#
- 1...Re5
- Tries
- 1.Sc3+?
- 1...Kd4
- 2.Sc2#
- 2.Qd3#
- 1...Ke3!
- 1...Kd4
- 1.Sc2?
- threat
- 2.Sc3#
- 1...Se2
- 2.Qf3#
- 1...Sf3
- 2.Qxf3#
- 1...Ra3!
- threat
- 1.Sd5?
- threat
- 2.Sf6#
- 1...Se2
- 2.Qxe2#
- 2.Qf3#
- 1...Sf3
- 2.Bxf3#
- 2.Qe2#
- 2.Qxf3#
- 1...f6
- 2.Sxf6#
- 1...Re6!
- threat
- 1.Be2?
- threat
- 2.Bd3#
- 1...Sxe2
- 2.Qf3#
- 1...Sf3
- 2.Qxf3#
- 1...Ra3!
- threat
- 1.Bf3+?
- 1...Sxf3
- 2.Qxf3#
- 1...Kf4!
- 1...Sxf3
- 1.Rxf5?
- threat
- 2.Rf4#
- 2.Qd3#
- 2.Qf4#
- 1...Sf3
- 2.Qd3#
- 2.Qxf3#
- 1...Ra3
- 2.Rf4#
- 2.Qf4#
- 1...Se2
- 2.Qf3#
- 1...Sh3
- 2.Qd3#
- 2.Qf3#
- 1...Bxf5!
- threat
- 1.Qxg1?
- threat
- 2.Qe3#
- 2.Qd4#
- 1...Ra3
- 2.Qd4#
- 1...f4
- 2.Sc3#
- 2.Bf3#
- 2.Qd4#
- 2.Qe1#
- 1...Kf4!
- threat
- 1.Qf2?
- threat
- 2.Sc3#
- 2.Qe3#
- 2.Qd4#
- 1...Sf3
- 2.Qe3#
- 2.Qxf3#
- 1...Ra3
- 2.Qd4#
- 1...Se2
- 2.Qe3#
- 2.Qf3#
- 1...f4
- 2.Sc3#
- 2.Qd4#
- 2.Qc2#
- 1...gxf2!
- threat
- 1.c5?
- threat
- 2.Qc4#
- 1...Sf3
- 2.Qxf3#
- 1...f4
- 2.Qd3#
- 1...Se2
- 2.Qf3#
- 1...Be6!
- threat
- 1.d7?
- threat
- 2.Qxf5#
- 1...Sf3
- 2.Qxf3#
- 1...Re5
- 2.Rxe5#
- 1...f4
- 2.Qd3#
- 1...Bxd7!
- threat
- 1.Sc3+?
- Keys
- 1.Bxf7!
- threat
- 2.Bd5#
- 1...Sf3
- 2.Qxf3#
- 1...Re5
- 2.Rxe5#
- 1...Re6
- 2.Qxf5#
- 1...Be6
- 2.Re5#
- 1...f4
- 2.Qd3#
- threat
- 1.Bxf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 6
- Sets
- R(i);N_GUARD::R1(G),XR(i)
- R(i);S_CUTB(h)::QAB1(B),XP(d)
- R(i);N_GUARD::R1(G)
- B(h);S_CUTR(i)::R1(G)
- S(a);N_GUARD::QAB1(B)
- S(a);N_GUARD::QAB1(B),XS(a)
- P(d);SBLOCK::QAB1(B)
- Tries
- Try
- S(A);CHECK
- Refutation
- K(c);P-FLIGHT
- Try
- S(E);
- Threat
- S(A)
- Vars
- S(a);N_GUARD::QAB1(B)
- S(a);N_GUARD::QAB1(B),XS(a)
- Refutation
- R(g);
- Try
- S(E);
- Threat
- S(E)
- Vars
- P(f);::S(E),XP(f)
- Refutation
- R(i);
- Try
- B(H);
- Threat
- B(H)
- Vars
- S(a);N_GUARD,XB(H)::QAB1(B)
- S(a);N_GUARD::QAB1(B),XS(a)
- Refutation
- R(g);
- Try
- B(H);CHECK
- Vars
- S(a);OGATE,XB(H)::QAB1(B),XS(a)
- Refutation
- K(c);P-FLIGHT
- Try
- R(G);XP(d)
- Threat
- DUALS(3)
- Vars
- S(a);N_GUARD::QAB1(B)
- Refutation
- B(h);XR(G)
- Try
- Q(B);XS(a)
- Threat
- DUALS(2)
- Vars
- R(g);::QAR1(B)
- Refutation
- K(c);P-FLIGHT
- Try
- Q(B);
- Threat
- DUALS(3)
- Vars
- R(g);::QAR1(B)
- Refutation
- P(b);XQ(B)
- Try
- P(F);
- Threat
- QAR2(B)
- Vars
- S(a);N_GUARD::QAB1(B),XS(a)
- P(d);SBLOCK::QAB1(B)
- S(a);N_GUARD::QAB1(B)
- Refutation
- B(h);
- Try
- P(I);
- Threat
- QAB1(B),XP(d)
- Vars
- S(a);N_GUARD::QAB1(B),XS(a)
- R(i);N_GUARD::R1(G),XR(i)
- P(d);SBLOCK::QAB1(B)
- Refutation
- B(h);XP(I)
- Try
- Actual
- B(H);XP(f)
- Threat
- B(H)
- Vars
- S(a);N_GUARD::QAB1(B),XS(a)
- R(i);N_GUARD::R1(G),XR(i)
- R(i);S_CUTB(h)::QAB1(B),XP(d)
- B(h);S_CUTR(i)::R1(G)
- P(d);SBLOCK::QAB1(B)
Developed and maintained by Brian Stephenson.
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