MESON Chess Problem Database
Problem Display
PID: 136151 (2B5/1n1rp2K/pb2Pp2/5kp1/1Q2R1p1/2N3B1/3R4/5N2 w - - 0 1)
Meinking, Daniel
Chess Life, 1987
#2
9 + 9
| 14673 | Dan Meinking's Chess Problem Collection | 2010 |
SOLUTION
- SOUND
- Sets
- 1...Rd4
- 2.Se3#
- 2.Rf2#
- 1...Rd5
- 2.Rxd5#
- 1...Rc7
- 2.Rd5#
- 1...Bf2
- 2.Rxf2#
- 1...Be3
- 2.Sxe3#
- 1...Ba5
- 2.Se3#
- 2.Rf2#
- 1...Bc7
- 2.Se3#
- 1...Bd8
- 2.Se3#
- 2.Rf2#
- 1...Sc5
- 2.Se3#
- 2.Rf2#
- 1...Sd6
- 2.Rd5#
- 1...Rd4
- Tries
- 1.Be1?
- threat
- 2.Sg3#
- 1...Bf2
- 2.Rxf2#
- 1...Bc7
- 2.Se3#
- 1...g3
- 2.Sxg3#
- 1...Rd3!
- threat
- 1.Bf2?
- threat
- 2.Sg3#
- 1...Bxf2
- 2.Rxf2#
- 1...Bc7
- 2.Se3#
- 1...g3
- 2.Sxg3#
- 1...Rd3!
- threat
- 1.Bh2?
- threat
- 2.Sg3#
- 1...Bf2
- 2.Rxf2#
- 1...Bc7
- 2.Se3#
- 1...g3
- 2.Sxg3#
- 1...Rd3!
- threat
- 1.Bd6?
- threat
- 2.Sg3#
- 2.Rd5#
- 1...Rxd6
- 2.Sg3#
- 1...Bf2
- 2.Rxf2#
- 2.Rd5#
- 1...Bd4
- 2.Sg3#
- 1...g3
- 2.Sxg3#
- 2.Rd5#
- 1...exd6+!
- threat
- 1.Bc7?
- threat
- 2.Sg3#
- 1...Bxc7
- 2.Se3#
- 1...Bf2
- 2.Rxf2#
- 1...g3
- 2.Sxg3#
- 1...Rd3!
- threat
- 1.Bb8?
- threat
- 2.Sg3#
- 1...Bf2
- 2.Rxf2#
- 1...Bc7
- 2.Se3#
- 1...g3
- 2.Sxg3#
- 1...Rd3!
- threat
- 1.Bxd7?
- threat
- 2.Rd5#
- 1...Bc7
- 2.Se3#
- 1...Bd4!
- threat
- 1.Ree2?
- threat
- 2.Qe4#
- 1...Rd4
- 2.Se3#
- 1...Bd4
- 2.Qb1#
- 1...Sd6
- 2.Rd5#
- 1...Sc5!
- threat
- 1.Re3?
- threat
- 2.Rf2#
- 2.Qe4#
- 1...Rxd2
- 2.Qe4#
- 1...Bxe3
- 2.Qe4#
- 1...Bd4
- 2.Rf2#
- 2.Qb1#
- 1...Bc7
- 2.Qe4#
- 1...Sc5
- 2.Rf2#
- 1...Sd6
- 2.Rf2#
- 2.Rd5#
- 1...Rd4!
- threat
- 1.Qa5+?
- 1...Rd5
- 2.Rxd5#
- 2.Qxd5#
- 1...Bxa5
- 2.Se3#
- 2.Rf2#
- 1...Bc5
- 2.Se3#
- 2.Rf2#
- 1...Sc5
- 2.Se3#
- 2.Rf2#
- 1...Sxa5!
- 1...Rd5
- 1.Qc5+?
- 1...Rd5
- 2.Se3#
- 2.Rf2#
- 2.Rxd5#
- 2.Qxd5#
- 1...Sxc5
- 2.Se3#
- 2.Rf2#
- 1...Bxc5!
- 1...Rd5
- 1.Qd4?
- threat
- 2.Se3#
- 2.Rf2#
- 1...Bc7
- 2.Se3#
- 1...Bxd4!
- threat
- 1.Qb5+?
- 1...Rd5
- 2.Rxd5#
- 2.Qxd5#
- 1...Bc5
- 2.Se3#
- 2.Rf2#
- 1...Sc5
- 2.Se3#
- 2.Rf2#
- 1...axb5!
- 1...Rd5
- 1.Qxb6?
- threat
- 2.Se3#
- 2.Rf2#
- 2.Qf2#
- 1...Rxd2
- 2.Se3#
- 1...Rd4
- 2.Se3#
- 2.Rf2#
- 1...Sc5
- 2.Se3#
- 2.Rf2#
- 1...Rd3!
- threat
- 1.Be1?
- Keys
- 1.Re1!
- threat
- 2.Qe4#
- 1...Rd4
- 2.Se3#
- 1...Bd4
- 2.Qb1#
- 1...Sc5
- 2.Rf2#
- 1...Sd6
- 2.Rd5#
- threat
- 1.Re1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- R(h);N_GUARD::R(B),XR(h)
- R(h);N_GUARD::R(B)
- B(e);N_GUARD::R(B),XB(e)
- B(e);N_GUARD::S(A),XB(e)
- B(e);N_GUARD::S(A)
- S(g);S_CUTR(h)::R(B)
- Tries
- Try
- B(D);
- Threat
- S(A)
- Vars
- B(e);N_GUARD::R(B),XB(e)
- B(e);N_GUARD::S(A)
- P(a);::S(A),XP(a)
- Refutation
- R(h);
- Try
- B(D);
- Threat
- S(A)
- Vars
- B(e);OGATE,XB(D)::R(B),XB(e)
- B(e);N_GUARD::S(A)
- P(a);::S(A),XP(a)
- Refutation
- R(h);
- Try
- B(D);
- Threat
- S(A)
- Vars
- B(e);N_GUARD::R(B),XB(e)
- B(e);N_GUARD::S(A)
- P(a);::S(A),XP(a)
- Refutation
- R(h);
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- R(h);XB(D)::S(A)
- B(e);::S(A)
- Refutation
- P(i);CHECK,XB(D)
- Try
- B(D);
- Threat
- S(A)
- Vars
- B(e);N_GUARD,XB(D)::S(A)
- B(e);N_GUARD::R(B),XB(e)
- P(a);::S(A),XP(a)
- Refutation
- R(h);
- Try
- B(D);
- Threat
- S(A)
- Vars
- B(e);N_GUARD::R(B),XB(e)
- B(e);N_GUARD::S(A)
- P(a);::S(A),XP(a)
- Refutation
- R(h);
- Try
- B(I);XR(h)
- Threat
- R(B)
- Vars
- B(e);N_GUARD::S(A)
- Refutation
- B(e);
- Try
- R(F);
- Threat
- QAB1(E)
- Vars
- R(h);S_CUTB(e)::S(A)
- B(e);S_CUTR(h)::QAB(E)
- S(g);S_CUTR(h)::R(B)
- Refutation
- S(g);
- Try
- R(F);
- Threat
- DUALS(2)
- Vars
- R(h);XR(B)::QAB1(E)
- B(e);XR(F)::QAB1(E)
- B(e);::QAB1(E)
- S(g);::R(B)
- Refutation
- R(h);
- Try
- Q(E);CHECK
- Refutation
- S(g);XQ(E)
- Try
- Q(E);CHECK
- Refutation
- B(e);XQ(E)
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- B(e);::S(A)
- Refutation
- B(e);XQ(E)
- Try
- Q(E);CHECK
- Refutation
- P(d);XQ(E)
- Try
- Q(E);XB(e)
- Threat
- DUALS(3)
- Vars
- R(h);XR(B)::S(A)
- Refutation
- R(h);
- Try
- Actual
- R(F);
- Threat
- QAB1(E)
- Vars
- R(h);S_CUTB(e)::S(A)
- B(e);S_CUTR(h)::QAB(E)
- S(g);S_CUTB(e)::R(B)
- S(g);S_CUTR(h)::R(B)
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