MESON Chess Problem Database
Problem Display
PID: 98544 (1n3K2/2RbR1p1/3N4/3p4/1P1k1P2/1PpnpP2/8/3Q4 w - - 0 1)
Petkov, Petko Andonov
Problemas, 1969
#2
9 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bh3
- 2.Sb5#
- 1...Ba4
- 2.Sf5#
- 1...Bg4
- 2.Sb5#
- 1...Bb5
- 2.Sxb5#
- 2.Sf5#
- 1...Bf5
- 2.Sb5#
- 2.Sxf5#
- 1...Bc6
- 2.Sf5#
- 1...Be6
- 2.Sb5#
- 1...Bc8
- 2.Sb5#
- 1...Be8
- 2.Sf5#
- 1...Sc6
- 2.Sb5#
- 1...Bh3
- Tries
- 1.Rxc3?
- threat
- 2.Rxd3#
- 2.Qxd3#
- 1...Bb5
- 2.Sxb5#
- 1...Bf5
- 2.Sb5#
- 1...Kxc3!
- threat
- 1.Rcxd7?
- threat
- 2.Sb5#
- 2.Sf5#
- 1...c2
- 2.Sb5#
- 1...g6
- 2.Sb5#
- 1...Sxd7+!
- threat
- 1.Rxe3?
- threat
- 2.Rxd3#
- 2.Qxd3#
- 1...Bb5
- 2.Sf5#
- 1...Bf5
- 2.Sxf5#
- 1...Kxe3!
- threat
- 1.Re6?
- threat
- 2.Sf5#
- 1...Bxe6
- 2.Sb5#
- 1...g6!
- threat
- 1.Rexd7?
- threat
- 2.Sb5#
- 2.Sf5#
- 1...e2
- 2.Sf5#
- 1...g6
- 2.Sb5#
- 1...Sxd7+!
- threat
- 1.Qc2?
- threat
- 2.Qxc3#
- 1...Bc6
- 2.Sf5#
- 1...Sc6
- 2.Sb5#
- 1...Sc5!
- threat
- 1.Qe2?
- threat
- 2.Qxe3#
- 1...Be6
- 2.Sb5#
- 1...Se5!
- threat
- 1.Qc1?
- threat
- 2.Qxe3#
- 2.Qxc3#
- 1...Sc5
- 2.Qxe3#
- 1...Se5
- 2.Qxc3#
- 1...Bc6
- 2.Sf5#
- 2.Qxe3#
- 1...Be6
- 2.Sb5#
- 2.Qxc3#
- 1...Sc6
- 2.Sb5#
- 2.Qxe3#
- 1...c2
- 2.Qxe3#
- 1...e2
- 2.Qe3#
- 2.Qxc3#
- 1...Sxc1!
- threat
- 1.Qe1?
- threat
- 2.Qxc3#
- 2.Qxe3#
- 1...Sc5
- 2.Qxe3#
- 1...Se5
- 2.Qxc3#
- 1...Bc6
- 2.Sf5#
- 2.Qxe3#
- 1...Be6
- 2.Sb5#
- 2.Qxc3#
- 1...Sc6
- 2.Sb5#
- 2.Qxe3#
- 1...c2
- 2.Qc3#
- 2.Qxe3#
- 1...e2
- 2.Qxc3#
- 1...Sxe1!
- threat
- 1.Rxc3?
- Keys
- 1.Rc6!
- threat
- 2.Sb5#
- 1...Bxc6
- 2.Sf5#
- threat
- 1.Rc6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 7
- Sets
- B(f);N_GUARD::S(F)
- S(h);S_CUTB(f)::S(F)
- Tries
- Try
- R(G);XP(a)
- Threat
- DUALS(2)
- Vars
- B(f);N_GUARD::S(F),XB(f)
- B(f);N_GUARD::S(F)
- Refutation
- K(d);N_SPINS(b),S_FLIGHT,XR(G)
- Try
- R(G);XB(f)
- Threat
- DUALS(2)
- Vars
- P(a);::S(F)
- P(g);::S(F)
- Refutation
- S(h);CHECK,XR(G)
- Try
- R(H);XP(c)
- Threat
- DUALS(2)
- Vars
- B(f);N_GUARD::S(F)
- B(f);N_GUARD::S(F),XB(f)
- Refutation
- K(d);N_SPINS(b),S_FLIGHT,XR(H)
- Try
- R(H);
- Threat
- S(F)
- Vars
- B(f);N_GUARD,XR(H)::S(F)
- Refutation
- P(g);
- Try
- R(H);XB(f)
- Threat
- DUALS(2)
- Vars
- P(c);::S(F)
- P(g);::S(F)
- Refutation
- S(h);CHECK,XR(H)
- Try
- Q(A);N_PINS(b)
- Threat
- QAB1(A),XP(a)
- Vars
- B(f);N_GUARD::S(F)
- S(h);S_CUTB(f)::S(F)
- Refutation
- S(b);
- Try
- Q(A);N_PINS(b)
- Threat
- QAB1(A),XP(c)
- Vars
- B(f);N_GUARD::S(F)
- Refutation
- S(b);
- Try
- Q(A);N_PINS(b)
- Threat
- DUALS(2)
- Vars
- S(b);::QAB1(A),XP(c)
- S(b);::QAB1(A),XP(a)
- P(a);::QAB1(A),XP(c)
- Refutation
- S(b);XQ(A)
- Try
- Q(A);N_PINS(b)
- Threat
- DUALS(2)
- Vars
- S(b);::QAB1(A),XP(c)
- S(b);::QAB1(A),XP(a)
- P(c);::QAB1(A),XP(a)
- Refutation
- S(b);XQ(A)
- Try
- Actual
- R(G);
- Threat
- S(F)
- Vars
- B(f);N_GUARD,XR(G)::S(F)
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