MESON Chess Problem Database
Problem Display
PID: 46738 (2BB3K/p1R1p2p/1NNk2b1/5p2/1p5r/8/1QR3n1/4r2q w - - 0 1)
Haring, Jacobus
6th HM., Source?, 1959
#2
8 + 11
| 3749 | FIDE Album (1959-1961) | 1966 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Qe5#
- 1...Rb1
- 2.Qe5#
- 1...Rc1
- 2.Qe5#
- 1...Rd1
- 2.Qe5#
- 1...Rf1
- 2.Qe5#
- 1...Rg1
- 2.Qe5#
- 1...Re5
- 2.Qxe5#
- 1...Re6
- 2.Rd7#
- 1...Rh2
- 2.Qd4#
- 2.Qxb4#
- 1...Rh3
- 2.Qd4#
- 2.Qxb4#
- 1...Rd4
- 2.Qxd4#
- 1...Rh5
- 2.Qd4#
- 2.Qxb4#
- 1...Rh6
- 2.Qd4#
- 2.Qxb4#
- 1...Se3
- 2.Qe5#
- 1...Sf4
- 2.Qxb4#
- 1...f4
- 2.Qd4#
- 2.Qxb4#
- 1...e6
- 2.Rd7#
- 1...Ra1
- Tries
- 1.Sxb4?
- threat
- 2.R2c6#
- 2.R7c6#
- 1...Rd4
- 2.Qxd4#
- 1...Rc1
- 2.Bxe7#
- 2.R7c6#
- 1...Rc4
- 2.Sxc4#
- 1...Se3
- 2.Bxe7#
- 1...Sf4
- 2.Sc4#
- 1...Be8!
- threat
- 1.Sa5?
- threat
- 2.Sb7#
- 2.R2c6#
- 2.R7c6#
- 1...Rd4
- 2.Qxd4#
- 1...Rc1
- 2.Sb7#
- 2.Bxe7#
- 2.R7c6#
- 1...Rc4
- 2.Saxc4#
- 2.Sb7#
- 1...Be8
- 2.Sb7#
- 1...Se3
- 2.Bxe7#
- 1...Sf4
- 2.Sac4#
- 1...axb6!
- threat
- 1.Se5?
- threat
- 2.Bxe7#
- 2.R2c6#
- 2.R7c6#
- 1...Rxe5
- 2.R2c6#
- 2.R7c6#
- 1...Rd4
- 2.Qxd4#
- 1...Rc1
- 2.Bxe7#
- 2.R7c6#
- 1...Rc4
- 2.Sexc4#
- 1...Be8
- 2.Bxe7#
- 1...Se3
- 2.Bxe7#
- 1...Sf4
- 2.Sec4#
- 2.Bxe7#
- 1...e6
- 2.Be7#
- 2.R2c6#
- 2.R7c6#
- 2.Rd7#
- 1...axb6!
- threat
- 1.Sxa7?
- threat
- 2.Sb5#
- 2.R2c6#
- 2.R7c6#
- 1...Rd4
- 2.Qxd4#
- 1...Qf1
- 2.R2c6#
- 2.R7c6#
- 1...Rc1
- 2.Sb5#
- 2.Bxe7#
- 2.R7c6#
- 1...Re5
- 2.R2c6#
- 2.R7c6#
- 1...Rc4
- 2.Sb5#
- 1...Se3
- 2.Sb5#
- 2.Bxe7#
- 1...Sf4
- 2.Sb5#
- 1...Be8!
- threat
- 1.Rd2+?
- 1...Rd4
- 2.Qxd4#
- 2.Qxb4#
- 1...Kc5!
- 1...Rd4
- 1.Qf6+?
- 1...Re6
- 2.Rd7#
- 2.Qxe6#
- 1...e6
- 2.Rd7#
- 2.Qe7#
- 2.Qf8#
- 1...exf6!
- 1...Re6
- 1.Qb3?
- threat
- 2.Rd7#
- 2.Qd5#
- 1...axb6
- 2.Rd7#
- 1...Be8
- 2.Qd5#
- 1...Rd1
- 2.Rd7#
- 2.Qe6#
- 1...Re5
- 2.Rd7#
- 1...Rd4
- 2.Rd7#
- 1...Bf7
- 2.Rd7#
- 1...Se3
- 2.Rd7#
- 2.Qe6#
- 1...Sf4
- 2.Rd7#
- 2.Qxb4#
- 1...e6
- 2.Rd7#
- 1...Rc4!
- threat
- 1.Sxb4?
- Keys
- 1.Sxe7!
- threat
- 2.R2c6#
- 2.R7c6#
- 1...Rd4
- 2.Qxd4#
- 1...Be8
- 2.Sxf5#
- 1...Rc1
- 2.R7c6#
- 2.Qf6#
- 1...Rc4
- 2.Sxc4#
- 1...Se3
- 2.Qf6#
- 1...Sf4
- 2.Sc4#
- threat
- 1.Sxe7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 9
- Sets
- R(a);N_GUARD::QAB1(A)
- R(a);N_GUARD::QAB1(A),XR(a)
- R(a);SBLOCK::R1(E)
- R(e);N_GUARD::QAR2(A),XR(e)
- S(c);S_CUTR(a)::QAB1(A)
- S(c);S_CUTR(e)::QAB(A),XP(d)
- P(j);SBLOCK::R1(E)
- Tries
- Try
- S(D);XP(d)
- Threat
- DUALS(2)
- Vars
- R(e);N_GUARD::QAR2(A),XR(e)
- R(e);N_GUARD::S(C),XR(e)
- S(c);S_CUTR(a)::B(G),XP(j)
- S(c);S_CUTR(e)::S(C)
- Refutation
- B(h);
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- R(e);N_GUARD::QAR2(A),XR(e)
- B(h);::S(D)
- S(c);S_CUTR(a)::B(G),XP(j)
- S(c);S_CUTR(e)::S(D)
- Refutation
- P(i);XS(C)
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- R(e);N_GUARD::QAR2(A),XR(e)
- R(e);N_GUARD::S(D),XR(e)
- B(h);::B(G),XP(j)
- S(c);::B(G),XP(j)
- Refutation
- P(i);XS(C)
- Try
- S(D);XP(i)
- Threat
- DUALS(3)
- Vars
- R(e);N_GUARD::QAR2(A),XR(e)
- R(e);::S(D)
- S(c);::S(D)
- Refutation
- B(h);
- Try
- R(B);CHECK
- Refutation
- K(g);S_FLIGHT
- Try
- Q(A);CHECK
- Refutation
- P(j);XQ(A)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- P(i);XS(C)::R1(E)
- B(h);::QAR1(A)
- R(a);::R1(E)
- R(e);::R1(E)
- B(h);::R1(E)
- P(j);::R1(E)
- Refutation
- R(e);
- Try
- Actual
- S(D);XP(j)
- Threat
- DUALS(2)
- Vars
- R(e);N_GUARD::QAR2(A),XR(e)
- B(h);N_GUARD::S(D),XP(f)
- R(e);N_GUARD::S(C),XR(e)
- S(c);S_CUTR(a)::QAR2(A)
- S(c);S_CUTR(e)::S(C)
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