MESON Chess Problem Database
Problem Display
PID: 52295 (3rq3/5P2/1pQ2pp1/1p1P4/4k1P1/B1p1p1p1/2NPK1N1/7B w - - 0 1)
Stoyanov, Kiril N
1st HM., Het Belgisch Schaakbord (L'Echiquier Belge), 1984-1985
#2
10 + 10
| 5110 | Bekroonde Problemen | 2002 |
SOLUTION
- SOUND
- Sets
- 1...Qe5
- 2.d3#
- 1...Qe6
- 2.Qxe6#
- 1...Qf8
- 2.Qe6#
- 1...Qg8
- 2.Qe6#
- 1...Qh8
- 2.Qe6#
- 1...Rxd5
- 2.fxe8Q#
- 2.fxe8R#
- 1...Qe5
- Tries
- 1.Qxe8+?
- 1...Kxd5
- 2.Sgxe3#
- 1...Rxe8!
- 1...Kxd5
- 1.Qc4+?
- 1...Ke5
- 2.Qd4#
- 1...bxc4!
- 1...Ke5
- 1.Qc5?
- threat
- 2.Qd4#
- 1...Ke5
- 2.Qd4#
- 1...Rxd5
- 2.Qxe3#
- 1...Qe5
- 2.d3#
- 1...bxc5!
- threat
- 1.Qxf6?
- threat
- 2.Qd4#
- 1...Kxd5
- 2.Sgxe3#
- 1...Rxd5
- 2.Qf4#
- 1...Qe5
- 2.Qf3#
- 1...Qh8!
- threat
- 1.Qxe8+?
- Keys
- 1.Qxc3!
- threat
- 2.Qd4#
- 1...Kxd5
- 2.Sf4#
- 1...Rxd5
- 2.Qxe3#
- 1...Qe5
- 2.Qd3#
- threat
- 1.Qxc3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 4
- Sets
- Q(j);SBLOCK::P(C)
- Q(j);N_GUARD::QAR2(I),XQ(j)
- Q(j);N_GUARD::QAR2(I)
- R(i);N_GUARD,P_SPINR(i),XP(H)::PXQ(j)=Q
- Tries
- Try
- Q(I);CHECK,XQ(j)
- Vars
- K(d);S_FLIGHT,XP(H)::B(A)+S(E),DCHECK,XP(b)
- Refutation
- R(i);XQ(I)
- Try
- Q(I);CHECK
- Vars
- K(d);P-FLIGHT::QAB1(I)
- Refutation
- P(e);XQ(I)
- Try
- Q(I);
- Threat
- QAR1(I)
- Vars
- K(d);P-FLIGHT::QAB1(I)
- R(i);SBLOCK,XP(H)::QAR1(I),XP(b)
- Q(j);SBLOCK::P(C)
- Refutation
- P(f);XQ(I)
- Try
- Q(I);XP(g)
- Threat
- QAR1(I)
- Vars
- K(d);S_FLIGHT,XP(H)::B(A)+S(E),DCHECK,XP(b)
- R(i);SBLOCK,XP(H)::QAR1(I)
- Q(j);SBLOCK::QAB1(I)
- Refutation
- Q(j);
- Try
- Actual
- Q(I);XP(a)
- Threat
- QAR1(I)
- Vars
- K(d);S_FLIGHT,XP(H)::B(A)+S(E),DCHECK
- R(i);SBLOCK,XP(H)::QAR1(I),XP(b)
- Q(j);SBLOCK::QAB1(I)
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