MESON Chess Problem Database
Problem Display
PID: 64505 (1N1b4/3R4/3pkPp1/3q2p1/1nB3P1/3R4/1BnQP3/3K4 w - - 0 1)
Gordian, Yury Markovic
7th HM., Shakhmaty, 1980
#2
10 + 8
| 3752 | FIDE Album (1980-1982) | 1988 |
SOLUTION
- SOUND
- Sets
- 1...Qxc4
- 2.R3xd6#
- 1...Ba5
- 2.Re7#
- 1...Bb6
- 2.Re7#
- 1...Bc7
- 2.Re7#
- 1...Be7
- 2.Rxe7#
- 1...Sa1
- 2.Re3#
- 2.Qe3#
- 1...Se1
- 2.Re3#
- 2.Qe3#
- 1...Sa3
- 2.Re3#
- 2.Qe3#
- 1...Se3+
- 2.Rxe3#
- 2.Qxe3#
- 1...Sa2
- 2.Bxd5#
- 1...Sa6
- 2.Bxd5#
- 1...Sc6
- 2.Bxd5#
- 1...Qxc4
- Tries
- 1.Rf3?
- 1...Se3+
- 2.Rxe3#
- 1...Qxc4
- 2.Qxd6#
- 1...Bxf6
- 2.Rxf6#
- 1...Be7
- 2.Rxe7#
- 1...Sd4
- 2.Qe3#
- 1...Ba5
- 2.Re7#
- 1...Bb6
- 2.Re7#
- 1...Bc7
- 2.Re7#
- 1...Sa1
- 2.Re3#
- 1...Se1
- 2.Re3#
- 1...Sa3
- 2.Re3#
- 1...Sa2
- 2.Bxd5#
- 2.Qxd5#
- 1...Sa6
- 2.Bxd5#
- 2.Qxd5#
- 1...Sc6
- 2.Bxd5#
- 2.Qxd5#
- 1...Sd3!
- 1...Se3+
- 1.Rxd5?
- threat
- 2.R5xd6#
- 1...Se3+
- 2.Qxe3#
- 1...Sxd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Sd4!
- threat
- 1.Qf4?
- threat
- 2.Qxd6#
- 2.Qe4#
- 1...Se3+
- 2.Qxe3#
- 1...Qxc4
- 2.R3xd6#
- 2.Qxd6#
- 1...Bxf6
- 2.Qxd6#
- 2.Qxf6#
- 1...Sxd3
- 2.Qxd6#
- 1...Be7
- 2.Rxe7#
- 1...Bc7
- 2.Re7#
- 2.Qe4#
- 1...Sd4
- 2.Re3#
- 2.Qxd6#
- 1...Sc6
- 2.Bxd5#
- 2.Qxd6#
- 1...gxf4!
- threat
- 1.Rf3?
- Keys
- 1.Qxg5!
- 1...Se3+
- 2.Qxe3#
- 1...Qxc4
- 2.R3xd6#
- 1...Bxf6
- 2.Qxf6#
- 1...Sxd3
- 2.Bxd5#
- 2.Qxd5#
- 1...Be7
- 2.Rxe7#
- 1...Ba5
- 2.Re7#
- 1...Bb6
- 2.Re7#
- 1...Bc7
- 2.Re7#
- 1...Sa1
- 2.Qe3#
- 1...Se1
- 2.Qe3#
- 1...Sa3
- 2.Qe3#
- 1...Sd4
- 2.Re3#
- 1...Sa2
- 2.Bxd5#
- 2.Qxd5#
- 1...Sa6
- 2.Bxd5#
- 2.Qxd5#
- 1...Sc6
- 2.Bxd5#
- 2.Qxd5#
- 1...Se3+
- 1.Qxg5!
There are these versions: 67613
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 3
- Sets
- Q(c);N_SPINQ(c),OGATE,XB(F)::R1(E),XP(e)
- B(h);N_GUARD::R1(I)
- B(h);N_GUARD::R1(I),XB(h)
- S(b);N_GUARD::B(F),XQ(c)
- Tries
- Try
- R(E);P_SPINQ(C)
- Vars
- S(a);CHECK,N_GUARD::R(E),XS(a)
- Q(c);N_PINQ(C),N_SPINQ(c),XB(F)::QAR1(C),XP(e)
- B(h);OGATE,XP(H)::R1(E),XB(h)
- B(h);N_GUARD::R1(I),XB(h)
- S(a);N_PINQ(C)::QAR(C)
- B(h);N_GUARD::R1(I)
- S(a);N_GUARD::R(E)
- Refutation
- S(b);N_PINQ(C)
- Try
- R(E);XQ(c)
- Threat
- B(F)+R(E),DCHECK,XP(e)
- Vars
- S(a);CHECK,N_GUARD::QAR(C),XS(a)
- Refutation
- S(a);
- Try
- Q(C);P_SPINR(E)
- Threat
- DUALS(2)
- Vars
- S(a);CHECK,N_GUARD::QAR(C),XS(a)
- S(b);XR(E)::QAR1(C),XP(e)
- B(h);N_GUARD::R1(I),XB(h)
- Refutation
- P(d);XQ(C)
- Try
- Actual
- Q(C);P_SPINR(E),XP(d)
- Vars
- S(a);CHECK,N_GUARD::QAR(C),XS(a)
- Q(c);N_PINR(E),N_SPINQ(c),XB(F)::R1(E),XP(e)
- B(h);OGATE,XP(H)::QAR1(C),XB(h)
- B(h);N_GUARD::R1(I),XB(h)
- B(h);N_GUARD::R1(I)
- S(a);N_GUARD::QAR(C)
- S(a);N_PINR(E)::R(E)
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