MESON Chess Problem Database
Problem Display
PID: 172003 (5N2/3Rp3/bKpPPPPb/4k2r/1N1p2PB/1B3QP1/5p2/2r4n w - - 0 1)
Apro, Laszlo
The Problemist, 1977
#2
13 + 10
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Sxc6#
- 1...Rb1
- 2.Sxc6#
- 1...Rd1
- 2.Sxc6#
- 1...Re1
- 2.Sxc6#
- 1...Rf1
- 2.Sxc6#
- 1...Rg1
- 2.Sxc6#
- 1...Rc4
- 2.Sd3#
- 1...Rxh4
- 2.Qf5#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Qf4#
- 1...Bd3
- 2.Sxd3#
- 1...Bc4
- 2.Sxc6#
- 1...Bb7
- 2.Sd3#
- 1...Bc8
- 2.Sd3#
- 1...Bf4
- 2.Qxf4#
- 2.gxf4#
- 1...Bg5
- 2.Qf5#
- 1...Bg7
- 2.Qf4#
- 1...Bxf8
- 2.Qf4#
- 1...c5
- 2.Sc6#
- 2.Qd5#
- 1...exf6
- 2.Bxf6#
- 1...Ra1
- Tries
- 1.Bc2?
- threat
- 2.Sxc6#
- 2.Qe4#
- 1...Rxh4
- 2.Sxc6#
- 2.Qf5#
- 1...Bxf8
- 2.Qe4#
- 1...Sxg3
- 2.Sxc6#
- 1...d3
- 2.Sxc6#
- 1...Rb1
- 2.Qe4#
- 1...Re1
- 2.Sxc6#
- 1...Rg5
- 2.Sxc6#
- 2.Qf4#
- 1...Bd3
- 2.Sxd3#
- 2.Sxc6#
- 1...Bb5
- 2.Qe4#
- 1...Bb7
- 2.Sd3#
- 2.Qe4#
- 1...Bg5
- 2.Sxc6#
- 2.Qf5#
- 1...c5
- 2.Sc6#
- 2.Qe4#
- 2.Qd5#
- 1...Rxc2!
- threat
- 1.Bc4?
- threat
- 2.Sd3#
- 2.Sxc6#
- 1...Rxc4
- 2.Sd3#
- 1...Bxc4
- 2.Sxc6#
- 1...d3
- 2.Sxc6#
- 1...f1Q
- 2.Sxc6#
- 1...f1B
- 2.Sxc6#
- 1...Rd1
- 2.Sxc6#
- 1...Rc3
- 2.Sxc6#
- 1...Bb5
- 2.Sd3#
- 1...Bb7
- 2.Sd3#
- 1...c5
- 2.Sd3#
- 2.Sc6#
- 2.Qd5#
- 1...Rb1!
- threat
- 1.Bd5?
- threat
- 2.Qe4#
- 1...Rxh4
- 2.Qf5#
- 1...cxd5
- 2.Qxd5#
- 1...Re1
- 2.Sxc6#
- 1...Rg5
- 2.Qf4#
- 1...Bd3
- 2.Sxd3#
- 1...Bg5
- 2.Qf5#
- 1...Sxg3!
- threat
- 1.g7?
- threat
- 2.Sg6#
- 1...Rc4
- 2.Sd3#
- 1...Rg5
- 2.Qf4#
- 1...Bd3
- 2.Sxd3#
- 1...Bc4
- 2.Sxc6#
- 1...d3!
- threat
- 1.Bc2?
- Keys
- 1.fxe7!
- threat
- 2.Bf6#
- 1...Rxh4
- 2.Qf5#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Qf4#
- 1...Bf4
- 2.Qxf4#
- 2.gxf4#
- 1...Bg5
- 2.Qf5#
- 1...Bg7
- 2.Qf4#
- threat
- 1.fxe7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 13
- Sets
- R(a);N_GUARD::S(D),XP(h)
- R(a);S_CUTB(g)::S(D)
- R(f);N_GUARD,XB(F)::QAR1(B)
- R(f);N_GUARD::QAR1(B),XR(f)
- R(f);S_CUTB(i)::QAB1(B)
- B(g);N_GUARD::S(D),XB(g)
- B(g);S_CUTR(a)::S(D),XP(h)
- B(g);N_GUARD::S(D)
- B(i);S_CUTR(f)::QAR1(B)
- B(i);N_GUARD::QAB1(B)
- B(i);N_GUARD,XS(M)::QAB1(B)
- P(j);OGATE,XP(J)::B(F),XP(j)
- Tries
- Try
- B(A);
- Threat
- DUALS(2)
- Vars
- B(i);XS(M)::QAR1(B)
- S(b);XP(C)::S(D),XP(h)
- P(d);::S(D),XP(h)
- R(a);P_PINS(D)::QAR1(B)
- R(a);::S(D),XP(h)
- B(g);::QAR1(B)
- Refutation
- R(a);XB(A)
- Try
- B(A);
- Threat
- DUALS(2)
- Vars
- R(a);XB(A)::S(D)
- B(g);XB(A)::S(D),XP(h)
- P(d);::S(D),XP(h)
- P(c);::S(D),XP(h)
- R(a);::S(D),XP(h)
- B(g);::S(D)
- Refutation
- R(a);P_PINS(D)
- Try
- B(A);
- Threat
- QAR1(B)
- Vars
- R(f);N_GUARD,XB(F)::QAR1(B)
- P(h);OGATE,XB(A)::QAR1(B),XP(h)
- R(a);N_GUARD::S(D),XP(h)
- R(f);S_CUTB(i)::QAB1(B)
- B(g);N_GUARD::S(D),XB(g)
- B(i);S_CUTR(f)::QAR1(B)
- Refutation
- S(b);XP(C)
- Try
- P(K);
- Threat
- S(M)
- Vars
- R(a);S_CUTB(g)::S(D)
- R(f);S_CUTB(i)::QAB1(B)
- B(g);N_GUARD::S(D),XB(g)
- B(g);S_CUTR(a)::S(D),XP(h)
- Refutation
- P(d);
- Try
- Actual
- P(J);XP(j)
- Threat
- B(F)
- Vars
- R(f);N_GUARD,XB(F)::QAR1(B)
- R(f);N_GUARD::QAR1(B),XR(f)
- R(f);S_CUTB(i)::QAB1(B)
- B(i);S_CUTR(f)::QAR1(B)
- B(i);N_GUARD::QAB1(B)
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).