MESON Chess Problem Database
Problem Display
PID: 267255 (2R5/4P3/q2pRP2/1ppkp1NQ/rp2N1K1/p3P3/8/5B2 w - - 0 1)
Derevchuk, Oleksandr Andrinovich
Krizhanivsky, Vasil Viktorovich
Mitroshin, Anatoly Anatolyovich
Zalokotsky, Roman Fedorovich (aka Fedorovich, Roman)
6th HM., Rudenko MT, 2016
#2
10 + 9
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Qb7
- 2.Rxd6#
- 1...Qa5
- 2.Rxd6#
- 1...Qa7
- 2.Rxd6#
- 1...Qa8
- 2.Rxd6#
- 1...Qb7
- Tries
- 1.Kh3?
- threat
- 2.Qd1#
- 1...b3
- 2.Sc3#
- 1...Qxc8!
- threat
- 1.Kh4?
- threat
- 2.Qd1#
- 1...Qxc8
- 2.Rxd6#
- 1...b3!
- threat
- 1.Kf5?
- threat
- 2.Qd1#
- 1...b3
- 2.Sc3#
- 1...Qxc8!
- threat
- 1.Rxe5+?
- 1...dxe5
- 2.Rxc5#
- 1...Kxe5!
- 1...dxe5
- 1.Kh3?
- Keys
- 1.Kg3!
- threat
- 2.Qd1#
- 1...Qxc8
- 2.Rxd6#
- 1...b3
- 2.Sc3#
- threat
- 1.Kg3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 4
- Sets
- Q(h);N_GUARD::R1(G),XP(i)
- Tries
- Try
- K(D);S_FLIGHT
- Threat
- QAR(F)
- Vars
- P(c);N_GUARD::S(C)
- Refutation
- Q(h);P_PINR(G),XR(J)
- Try
- K(D);P-FLIGHT
- Threat
- QAR(F)
- Vars
- Q(h);N_GUARD,XR(J)::R1(G),XP(i)
- Refutation
- P(c);P_PINS(C)
- Try
- K(D);S_FLIGHT
- Threat
- QAR(F)
- Vars
- P(c);N_GUARD::S(C)
- Refutation
- Q(h);P_PINR(G),XR(J)
- Try
- R(G);CHECK,XP(g)
- Vars
- P(i);SBLOCK,XR(G)::R1(J),XP(e)
- Refutation
- K(f);P-FLIGHT,XR(G)
- Try
- Actual
- K(D);P-FLIGHT
- Threat
- QAR(F)
- Vars
- Q(h);N_GUARD,XR(J)::R1(G),XP(i)
- P(c);N_GUARD::S(C)
Developed and maintained by Brian Stephenson.
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